Papers "Remote Sensing Section" (Remote Sensing Sensors) - Sensors Journal

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Mónica García 1*, Luis Villagarcía 2, Sergio Contreras 1, Francisco Domingo1,3 and Juan Puigdefábregas 1
1 Departamento de Desertificación y Geoecología. Estación Experimental de Zonas Áridas. General Segura, 1. 04001, Almería, Spain. Phone: +34-950281045, Fax: +34 950 27 71 00, monica@eeza.csic.es, sergio@eeza.csic.es, poveda@eeza.csic.es, puigdefa@eeza.csic.es
2 Departamento de Sistemas Físicos, Químicos y Naturales. Universidad Pablo Olavide. Sevilla. Spain lvisail@upo.es
3 Departamento de Biología Vegetal y Ecología, Escuela Politécnica Superior, Universidad de Almería, 04120 Almería, Spain
* Author to whom correspondence should be addressed.
Received: 5 April 2007  / Accepted: 2 June 2007  / Published: 6 June 2007
Full Research Paper: Comparison of Three Operative Models for Estimating the Surface Water Deficit Using ASTER Reflective and Thermal Data
Sensors 2007, 7, 860-883 (PDF format, 2536 K)

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Philippe Forget 1 and Gael André 2
1 LSEET, UMR 6017 CNRS-Université du Sud Toulon Var, BP132, 83957 La Garde, France, philippe.forget@lseet.univ-tln.fr
2 IFREMER, DYNECO, Centre de Brest, BP70, 29280 Plouzané, France, Gael.Andre@ifremer.fr
* Author to whom correspondence should be addressed.
Received: 3 May 2007  / Accepted: 4 June 2007  / Published: 6 June 2007
Full Research Paper: Can Satellite-derived Chlorophyll Imagery Be Used to Trace Surface Dynamics in Coastal Zone? A Case Study in the Northwestern Mediterranean Sea
Sensors 2007, 7, 884-904 (PDF format, 2641 K)

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Patrick Heasler *, Christian Posse, Jeff Hylden and Kevin Anderson
PO Box 999, Pacific Northwest National Laboratory, Richland, WA 99352, E-mail: patrick.heasler@pnl.gov, christian.posse@pnl.gov, E-mail: jeff.hylden@pnl.gov, kevin.anderson@pnl.gov
* Author to whom correspondence should be addressed.
Received: 12 April 2007  / Accepted: 6 June 2007  / Published:  13 June 2007
Full Research Paper: Nonlinear Bayesian Algorithms for Gas Plume Detection and Estimation from Hyper-spectral Thermal Image Data
Sensors 2007, 7, 905-920 (PDF format, 324 K)

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Gabriel B. Senay 1,*, Michael Budde 2, James P. Verdin 3 and Assefa M. Melesse 4
1 SAIC/US Geological Survey EROS/Geographic Information Science Center of Excellence, South, Dakota State University, Sioux Falls, SD, USA;
E-mail: senay@usgs.gov; Tel: (605) 594-2758
2 SAIC/US Geological Survey EROS, Sioux Falls, SD, USA; E-mail: mbudde@usgs.gov; Tel: (605) 594-2619
3 US Geological Survey EROS, Sioux Falls, SD, USA; E-mail: verdin@usgs.gov; Tel: (605) 594-6018
4 Department of Environmental Studies, Florida International University, Miami, FL, USA; E-mail: assefa.melesse@fiu.edu; Tel: (305) 348-6518
* Author to whom correspondence should be addressed.
Received: 14 May 2007  / Accepted: 12 June 2007 / Published: 15 June 2007
Full Research Paper: A Coupled Remote Sensing and Simplified Surface Energy Balance Approach to Estimate Actual Evapotranspiration from
Irrigated Fields
Sensors 2007, 7, 979-1000 (PDF format, 2180 K)

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Jens Nieke 1 and Ils Reusen 2
1 University of Zurich, Remote Sensing Laboratories, Zurich, Switzerland
2  VITO – TAP, Boeretang 200, B-2400 Mol, Belgium
* Corresponding author: Jens Nieke; E-mail: nieke@geo.uzh.ch
Received: 18 May 2007 / Accepted: 11July 2007 / Published: 17 August 2007
Full Research Paper: A New Method to Retrieve the Data Requirements of the Remote Sensing Community – Exemplarily Demonstrated for Hyperspectral User Needs
Sensors 2007, 7, 1545-1558 (PDF format, 390 K)


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Toby Carlson
Professor of Meteorology, PennState University, 619 Walker Building, University Park, PA 16802, E-Mail: tnc@meteo.psu.edu; http://www.met.psu.edu/dept/faculty/carlson.htm, Tel. +1 814 863 1582; Fax: +1 814 865 3663
Received: 7 August 2007 / Accepted: 21 August 2007 / Published: 27 August 2007 
Review: An Overview of the "Triangle Method" for Estimating Surface Evapotranspiration and Soil Moisture from Satellite Imagery
Sensors 2007, 7, 1612-1629 (PDF format, 446 K)


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Dimitrios Biliouris 1,*, Willem W. Verstraeten 1, Phillip Dutré 2, Jan A.N. van Aardt 3, Bart Muys 4 and Pol Coppin 1
1 Katholieke Universiteit Leuven, Dept. of Biosystems, M3-BIORES, Celestijnenlaan 200E, BE-3001 Leuven, Belgium.
Email: Dimitrios.Biliouris@biw.kuleuven.be
2 Katholieke Universiteit Leuven, Dept. of Computer Science, Celestijnenlaan 200A, BE-3001 Leuven, Belgium.
3 Council for scientific and Industrial Research (CSIR) Natural Resources and the Environment – Ecosystems Earth Observation P.O.Box 395, 0001 Pretoria, South Africa.
4 Katholieke Universiteit Leuven, Dept. of Land Management and Economics, Celestijnenlaan 200E, BE-3001 Leuven, Belgium.
* Author to whom correspondence should be addressed. Email: Dimitrios.Biliouris@biw.kuleuven.be
Received: 2 August 2007 / Accepted: 6 September 2007 / Published: 7 September 2007
Review: A Compact Laboratory Spectro-Goniometer (CLabSpeG) to Assess the BRDF of Materials. Presentation, Calibration and Implementation on Fagus sylvatica L. Leaves
Sensors 2007, 7, 1846-1870 (PDF format, 696 K)


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Assefa M. Melesse 1,*, Vijay Nangia 2, Xixi Wang 3 and Michael McClain 1
1 Department of Environmental Studies, Florida International University
2 Earth System Science Institute, University of North Dakota
3 Department of Mathematics, Physics & Engineering, Tarleton State University
* Author to whom correspondence should be addressed. E-mail: melessea@fiu.edu; Fax: (305) 348-6137
Received: 31 August 2007 / Accepted: 7 September 2007 / Published: 14 September 2007 
Review: Wetland Restoration Response Analysis using MODIS and Groundwater Data
Sensors 2007, 7, 1916-1933 (PDF format, 4250 K)


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Natascha Oppelt  * and Wolfram Mauser
Ludwig-Maximilians-Universität München, Dept. for Geography, Luisenstr. 37, 80333 Munich,  Germany.
E-mail: n.oppelt@lmu.de; w.mauser@iggf.geo.uni-muenchen.de
* Author to whom correspondence should be addressed.
Received: 31 July 2007 / Accepted: 13 September 2007 / Published: 14 September 2007
Review: The Airborne Visible / Infrared Imaging Spectrometer AVIS: Design, Characterization and Calibration
Sensors 2007, 7, 1934-1953 (PDF format, 6070 K)


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Quazi K. Hassan 1,*, Charles P.-A. Bourque 1,2, Fan-Rui Meng 1 and Roger M. Cox  3
1 Faculty of Forestry and Environmental Management, University of New Brunswick, Fredericton, New Brunswick, Canada E3B 6C2.
E-mail: q.k.hassan@unb.ca, cbourque@unb.ca, fmeng@unb.ca
2 Lanzhou Regional Climate Centre, 2070 Donggang East Road, Lanzhou, 730020, Gansu, P.R. China
3 Natural Resources Canada - Canadian Forest Service, Atlantic Forestry Centre, Fredericton, New Brunswick, Canada E3B 5L7
E-mail: rcox@nrcan.gc.ca
* Author to whom correspondence should be addressed.
Received: 6 September 2007 / Accepted: 26 September 2007 / Published: 1 October 2007
Full Paper: A Wetness Index Using Terrain-Corrected Surface Temperature and Normalized Difference Vegetation Index Derived from Standard MODIS Products: An Evaluation of Its Use in a Humid Forest-Dominated Region of Eastern Canada
Sensors 2007, 7, 2028-2048 (PDF format, 1570 K)

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Nicolas Baghdadi 1,*, Maelle Aubert 1, Olivier Cerdan 1, Laurent Franchistéguy 2, Christian Viel 3, Eric Martin 2, Mehrez Zribi 4, and Jean François Desprats 1
1 French Geological Survey (BRGM), BP 36009, 45060 Orléans Cedex 2, France; Phone: +33 238643202, Fax: +33 238643689; e-mails: maelleaubert@wanadoo.fr, o.cerdan@brgm.fr, jf.desprats@brgm.fr
2 Météo-France, 42 avenue G. Coriolis, 31057 Toulouse Cedex, France; E-mails: laurent.franchisteguy@meteo.fr, Eric.Martin@meteo.fr
3 SCHAPI, 42 avenue Coriolis, 31057 Toulouse Cedex, France; E-mail: Christian.VIEL@schapi.ecologie.gouv.fr
4 CETP/CNRS, 10/12, avenue de l'Europe, 78140 Velizy, France ; E-mail: mehrez.zribi@cetp.ipsl.fr
* Author to whom correspondence should be addressed; E-mail: n.baghdadi@brgm.fr.
Received: 31 August 2007 /  Accepted: 21 October 2007 / Published: 22 October 2007

Full Paper: Operational Mapping of Soil Moisture Using Synthetic Aperture Radar Data: Application to the Touch Basin (France)
Sensors 2007, 7, 2458-2483 (PDF format, 801 K)

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Prasad S. Thenkabail 1,*, Chandrashekar M.  Biradar 2, Praveen Noojipady 3, Xueliang Cai 1, Venkateswarlu Dheeravath 1, Yuanjie Li 3, Manohar Velpuri 4, Muralikrishna Gumma 1 and Suraj Pandey 1
1 International Water Management Institute, Colombo, Sri Lanka.
2 Institute for the Study of Earth, Oceans and Space (EOS), University of New Hampshire, USA
3 Department of Geography, University of Maryland, USA
4 Geographic Information Science Center of Excellence, South Dakota State University, USA
* Author to whom correspondence should be addressed. E-mail: p.thenkabail@cgiar.org
Received: 1 October 2007 /  Accepted: 21 October 2007 / Published: 31 October 2007

Full Paper: Sub-pixel Area Calculation Methods for Estimating Irrigated Areas
Sensors 2007, 7, 2519-2538 (PDF format, 2940 K)

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Bunkei Matsushita 1, Wei Yang 2, Jin Chen 2,*, Yuyichi Onda 1 and Guoyu Qiu 2
1 Graduate School of Life and Environmental Sciences, University of Tsukuba, 1-1-1 Tennoudai, Tsukuba, Ibaraki, 305-8572, Japan; E-mails: mbunkei@sakura.cc.tsukuba.ac.jp
2 Key Laboratory of Environment Change and Natural Disaster, Ministry of Education of China, College of Resource Science and Technology, Beijing Normal University, Beijing 100875, China; E-mails: yangwei1982@ires.cn, chenjin@ires.cn, gqiu@ires.cn
*Author to whom correspondence should be addressed. Email: chenjin@ires.cn
Received: 2 August 2007 / Accepted: 30 October 2007 / Published: 5 November 2007

Full Paper: Sensitivity of the Enhanced Vegetation Index (EVI) and Normalized Difference Vegetation Index (NDVI) to Topographic Effects: A Case Study in High-density Cypress Forest
Sensors 2007, 7, 2636-2651 (PDF format, 757 K)

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Yuanbo Liu 1,2,*, Yasushi Yamaguchi 1 and Changqing Ke 3
1 Graduate School of Environmental Studies, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8601, Japan
E-mail: yb218@yahoo.com, yasushi@nagoya-u.jp
2 Nanjing Institute of Geography and Limnology, Chinese Academy of Sciences, East Beijing Road, No.73, Nanjing 210008, China
3 Department of Geographical Information Science, Nanjing University, Hankou Road 22, Nanjing, 210093, China
E-mail: kecq2000@sohu.com
* Author to whom correspondence should be addressed.
Received: 25 October 2007 / Accepted: 2 December 2007 / Published: 4 December 2007

Full Paper: Reducing the Discrepancy Between ASTER and MODIS Land Surface Temperature Products
Sensors 2007, 73043-3057 (PDF format, 688 K)

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Assefa M. Melesse 1, Qihao Weng 2, Prasad S.Thenkabail 3 and Gabriel B. Senay 4
1 Department of Environmental Studies, Florida International University
2 Center for Urban and Environmental Change, Department of Geography, Indiana State University
3 International Water Management Institute, Sri Lanka
4 EROS-United States Geological Survey
*Author to whom correspondence should be addressed. Email: melessea@fiu.edu
Received: 8 November 2007 / Accepted: 26 November 2007 / Published: 11 November 2007

Review: Remote Sensing Sensors and Applications in Environmental Resources Mapping and Modelling
Sensors 2007, 7, 3209-3241 (PDF format, 816 K)

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Jiahua Zhang *,1, Fengmei Yao 2, Lingyun Zheng 1 and Limin Yang 3
1 Laboratory for Remote Sensing and Climate Information Sciences (LRSCIS),Chinese Academy of Meteorological Sciences, Beijing, 100081, China.
E-mail: zhangjh@cams.cma.gov.cn.
2 College of Earth Sciences, The Graduate University of the Chinese Academy of Sciences, Beijing, 100049, China. E-mail: aofm@gucas.ac.cn                                                                                             
3 Visiting Scientist, U.S.Geological Survey, Center for Earth Resources Observation and Science, Sioux Falls, South Dakota, 57198,USA
* Author to whom correspondence should be addressed.
Received: 13 October 2007 / Accepted: 14 November 2007 / Published: 17 November 2007

Full Research Paper: Evaluation of Grassland Dynamics in the Northern-Tibet Plateau of China Using Remote Sensing and Climate Data
Sensors 2007, 7, 3312-3328 (PDF format, 390 K)

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Karen L. Castro and G. Arturo Sanchez-Azofeifa *
Center for Earth Observation Sciences (CEOS) & Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, Alberta, Canada; † E-mail: kcastro@ualberta.ca.
* Author to whom correspondence should be addressed; E-mail: arturo.sanchez@ualberta.ca
Received: 19 November 2007 / Accepted:19 December 2007 / Published: 9 January 2008
Full Research Paper: Changes in Spectral Properties, Chlorophyll Content and Internal Mesophyll Structure of Senescing Populus balsamifera and Populus tremuloides Leaves
Sensors 2008, 8, 51-69 (PDF format, 626 K)

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Willem W. Verstraeten 1,*, Frank Veroustraete 2 and Jan Feyen 3
1 Geomatics Engineering, Katholieke Universiteit Leuven (K.U.Leuven), Celestijnenlaan 200E, BE-3001 Heverlee, Flanders. E-mail: willem.verstraeten@biw.kuleuven.be.
2 Centre for Remote Sensing and Earth Observation Processes, Flemish Institute for Technological Research (VITO), Boeretang 200, BE-2400 Mol, Flanders. E-mail: frank.veroustraete@vito.be.
3 Division Soil and Water Management, Katholieke Universiteit Leuven (K.U.Leuven), Celestijnenlaan 200E, BE-3001 Heverlee, Flanders. E-mail: jan.feyen@biw.kuleuven.be.
* Author to whom correspondence should be addressed.
Received: 1 October 2007 / Accepted: 7 January 2008 / Published: 9 January 2008
Review: Assessment of Evapotranspiration and Soil Moisture Content Across Different Scales of Observation
Sensors 2008, 8, 70-117 (PDF format, 645 K)

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Joel B. Sankey 1, Rick L. Lawrence 2,*, and Jon M. Wraith 2
1 Department of Geosciences, 921 S. 8th Ave Stop 8072, Idaho State University, Pocatello, Idaho 83209-8072. E-mail: sankjoel@isu.edu. 
2 Land Resources and Environmental Sciences Department, PO Box 173120, Montana State University, Bozeman, MT 59717-3120.  E-mails: rickl@montana.edu, jwraith@montana.edu.
* Author to whom correspondence should be addressed.
Received: 15 November 2007 / Accepted: 9 January 2008 / Published: 21 January 2008
Full Research Paper: Ad Hoc Modeling of Root Zone Soil Water with Landsat Imagery and Terrain and Soils Data
Sensors 2008, 8, 314-326 (PDF format, 315 K)

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Michael A. Wulder 1,*, Joanne C. White 1, Richard A. Fournier 2, Joan E. Luther 3 and Steen Magnussen 1
1 Canadian Forest Service (Pacific Forestry Centre), Natural Resources Canada, Victoria, British Columbia, Canada
2 Centre d’Applications et de Recherches en Télédétection (CARTEL), Université de Sherbrooke, Québec, Canada
3 Canadian Forestry Service (Atlantic Forestry Centre), Natural Resources Canada, Corner Brook, Newfoundland, Canada
* Author to whom correspondence should be addressed. E-mail: mwulder@pfc.cfs.nrcan.gc.ca
Received: 29 November 2007 / Accepted: 22 January 2008 / Published: 25 January 2008
Full Research Paper: Spatially Explicit Large Area Biomass Estimation: Three Approaches Using Forest Inventory and Remotely Sensed Imagery in a GIS
Sensors 2008, 8, 529-560 (PDF format, 3400 K)

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Jaroslaw Chormanski 1, Tim Van de Voorde 2 , Tim De Roeck 2, Okke Batelaan 3,4 and Frank Canters 2,*
1 Warsaw Agricultural University, Department of Hydraulic Structures and Environmental Restoration, Warsaw, Poland; E-mail: j.chormanski@levis.sggw.pl
2 Vrije Universiteit Brussel, Cartography and GIS Research Unit, Department of Geography, Brussels, Belgium; E-mail: tvdvoord@vub.ac.be. E-mail: tim.de.roeck@vub.ac.be.
E-mail: fcanters@vub.ac.be
3 Vrije Universiteit Brussel, Department of Hydrology and Hydraulic Engineering, Brussels, Belgium; E-mail: batelaan@vub.ac.be
4 K.U.Leuven, Department of Earth and Environmental Sciences, Heverlee, Belgium
* Author to whom correspondence should be addressed.
Received: 15 January 2008 / Accepted: 7 February 2008 / Published: 15 February 2008
Full Research Paper: Improving Distributed Runoff Prediction in Urbanized Catchments with Remote Sensing based Estimates of Impervious Surface Cover
Sensors 2008, 8, 910-932 (PDF format, 5470 K)

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Bohui Tang 1, Yuyun Bi 2,3, Zhao-Liang Li 1,2,* and Jun Xia 1
1 Key Laboratory of Water Cycle and Related Land Surface Processes, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, 100101, China. E-mail: tangbh@igsnrr.ac.cn
2 TRIO/LSIIT(UMR7005 CNRS)/ENSPS, Bld Sebastien Brant, BP10413, 67412 Illkirch, France. E-mail: lizl@igsnrr.ac.cn
3 Institute of Agricultural Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, 100086, China
* Author to whom correspondence should be addressed. E-mail: lizl@igsnrr.ac.cn
Received: 3 January 2008 / Accepted: 31 January 2008 / Published: 15 February 2008
Full Research Paper: Generalized Split-window Algorithm for Estimate of Land Surface Temperature from Chinese Geostationary FengYun Meteorological Satellite (FY-2C) Data
Sensors 2008, 8, 933-951 (PDF format, 898 K)

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Ramazan Meral
Kahramanmaras  Sutcu Imam University, Faculty of Agriculture, Department of Agricultural Structures and Irrigation. 46060, Kahramanmaras, Turkey.
* Author to whom correspondence should be addressed; E-mail: rmeral@ksu.edu.tr
Received: 30 December 2007 / Accepted: 7 February 2008 / Published: 
19 February 2008
Full Research Paper: Laboratory Evaluation of Acoustic Backscatter and LISST Methods for Measurements of Suspended Sediments
Sensors 2008, 8, 979-993 (PDF format, 583 K)

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Jinkai Zhang 1, Benoit Rivard 2,*  and D.M. Rogge 2
1 Alberta Terrestrial Imaging Center, 401, 817 – 4th Avenue South, Lethbridge, Alberta
Canada, T1J 0P3. Jinkai.zhang@uleth.ca
2 Earth Observation Systems Laboratory, Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, Alberta, Canada, T6G 2E3. Benoit.rivard@ualberta.ca, drogge@ualberta.ca.
*Corresponding author. Tel. 1-780-492-1822; Fax:1-780-492-2030. E-mail: benoit.rivard@ualberta.ca
Received: 28 December 2007 / Accepted: 19 February 2008 / Published: 22 February 2008
Full Research Paper: The Successive Projection Algorithm (SPA), an Algorithm with a Spatial Constraint for the Automatic Search of Endmembers in Hyperspectral Data.
Sensors 2008, 8, 1321-1342 (PDF format, 2865 K)

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Luca Pulvirenti *, Nazzareno Pierdicca and Frank S. Marzano
Department of Electronic Engineering, Sapienza University of Rome, via Eudossiana 18, 00184 Rome, Italy; E-mails: pulvirenti@die.uniroma1.it, pierdicca@die.uniroma1.it, marzano@die.uniroma1.it
* Author to whom correspondence should be addressed. E-mail: pulvirenti@die.uniroma1.it
Received: 23 January 2008 / Accepted: 27 February 2008 / Published: 3 March 2008
Full Research Paper: Topographic Effects on the Surface Emissivity of a Mountainous Area Observed by a Spaceborne Microwave Radiometer
Sensors 2008, 8, 1459-1474 (PDF format, 555 K)

Open Access
Michele Meroni 1, Micol Rossini 1,*, Valentina Picchi 2,3, Cinzia Panigada 1, Sergio Cogliati 1, Cristina Nali 3 and Roberto Colombo 1
1 Remote Sensing of Environmental Dynamics Lab., DISAT, University of Milan-Bicocca, piazza della Scienza 1, 20126 Milano, Italy. E-mails: michele.meroni@unimib.it; micol.rossini@unimib.it; cinzia.panigada@unimib.it; s.cogliati3@campus.unimib.it; roberto.colombo@unimib.it
2 CNR, Plant Virology Institute, Milan Unit, Italy. E-mail: valentina.picchi@unimi.it
3 Department of Tree Science, Entomology and Plant Pathology “G. Scaramuzzi”, University of Pisa, Italy. E-mail: cnali@agr.unipi.it
* Author to whom correspondence should be addressed. E-mail: micol.rossini@unimib.it
Received: 31 January 2008 / Accepted: 11 March 2008 / Published: 
13 March 2008
Full Research Paper: Assessing Steady-state Fluorescence and PRI from Hyperspectral Proximal Sensing as Early Indicators of Plant Stress: The Case of Ozone Exposure
Sensors 2008, 8, 1740-1754 (PDF format, 247 K)

Open Access
Tangtang Zhang 1, Jun Wen 1,*, Rogier van der Velde 2, Xianhong Meng 1, Zhenchao Li 1, Yuanyong Liu 1 and Rong Liu 1
1 Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences, Lanzhou, P. R. China
2 International Institute for Geo-information Science and Earth Observation (ITC), 7500 AA Enschede, The Netherlands; E-mail: velde@itc.nl
* Author to whom correspondence should be addressed. Email: jwen@lzb.ac.cn
Received: 7 November 2007 / Accepted: 8 February 2008 / Published: 16 March 2008
Full Research Paper: Estimation of the Total Atmospheric Water Vapor Content and Land Surface Temperature Based on AATSR Thermal Data
Sensors 2008, 8, 1832-1845 (PDF format, 355 K)

Open Access
Felix Seidel 1,*, Daniel Schläpfer 1, Jens Nieke 2 and Klaus I. Itten 1
1 University of Zürich, Remote Sensing Laboratories, Zürich, Switzerland; E-mail: felix.seidel@geo.uzh.ch, daniel@rese.ch, klaus.itten@geo.uzh.ch.
2 ESA / ESTEC, Noordwijk, Netherlands; E-mail: jens.nieke@esa.int.
* Author to whom correspondence should be addressed.
Received: 30 January 2008 / Accepted: 17 March 2008 / Published: 18 March 2008
Full Research Paper: Sensor Performance Requirements for the Retrieval of Atmospheric Aerosols by Airborne Optical Remote Sensing
Sensors 2008, 8, 1901-1914 (PDF format, 2378 K)

Open Access
Neha Sharma and Eurico D’Sa*
Louisiana State University, Department of Oceanography and Coastal Sciences, Coastal Studies Institute, LA 70803, USA
* Author to whom correspondence should be addressed. E-mail: nsharm3@lsu.edu; ejdsa@lsu.edu
Received: 9 November 2007 / Accepted: 15 March 2008 / Published:  18 March 2008
Full Research Paper: Assessment and Analysis of QuikSCAT Vector Wind Products for the Gulf of Mexico: A Long-Term and Hurricane Analysis
Sensors 2008, 8, 1927-1949 (PDF format 3054 K)

Open Access
Saumitra Mukherjee
Remote sensing Applications laboratory, School of Environmental Sciences, Jawaharlal Nehru University, New Mehrauli Road, New Delhi-110067, India; E-mail: dr.saumitramukherjee@usa.net
Received: 1 November 2007 / Accepted: 7 February 2008 / Published:  24 March 2008
Full Research Paper: Role of Satellite Sensors in Groundwater Exploration
Sensors 2008, 8, 2006-2016 (PDF format, 2416 K)

Open Access
Willem J. D. van Leeuwen 
Department of Geography and Regional Development and the Office of Arid Lands Studies, 1955 E. Sixth Street, The University of Arizona, Tucson, AZ 85721, USA; Tel. +1 5206260058; Fax +1 5206213816; E-mail: leeuw@ag.arizona.edu
Received: 29 January 2008 / Accepted: 21 March 2008 / Published: 
25 March 2008
Full Research Paper: Monitoring the Effects of Forest Restoration Treatments on Post-Fire Vegetation Recovery with MODIS Multitemporal Data
Sensors 2008, 8, 2017-2042 (PDF format, 2989 K)

Open Access
Edward P. Glenn 1,*, Alfredo R. Huete 2, Pamela L. Nagler 3 and Stephen G. Nelson 4
1 Environmental Research Laboratory of the University of Arizona, 2601 E. Airport Drive, Tucson, AZ, USA 85706
2 Terrestrial Biophysics and Remote Sensing Lab, Department of Soil, Water and Environmental Science, University of Arizona, Tucson, AZ, USA 85721; E-mail: ahuete@ag.arizona.edu
3 U.S. Geological Survey, Southwest Biological Science Center, Sonoran Desert Research Center, University of Arizona, Tucson, AZ, USA 85721; E-mail: pnagler@usgs.gov
4 Environmental Research Laboratory of the University of Arizona, 2601 E. Airport Drive, Tucson, AZ, USA 85706; E-mail: nsteve@ag.arizona.edu
* Author to whom correspondence should be addressed; E-mail: eglenn@ag.arizona.edu.
Received: 30 January 2008 / Accepted: 25 March 2008 / Published: 
28 March 2008
Review: Relationship Between Remotely-sensed Vegetation Indices, Canopy Attributes and Plant Physiological Processes:  What Vegetation Indices Can and Cannot Tell Us About the Landscape
Sensors 2008, 8,  2136-2160 (PDF format, 292 K)

Open Access
Lloyd L. Coulter * and Douglas A. Stow
Department of Geography, San Diego State University, San Diego, California, USA; E-mails: lcoulter@geography.sdsu.edu; stow@mail.sdsu.edu
* Author to whom correspondence should be addressed; E-mail: lcoulter@geography.sdsu.edu
Received: 30 January 2008 / Accepted:26 March 2008 /
Published:  28 March 2008
Full Paper: Assessment of the Spatial Co-registration of Multitemporal Imagery from Large Format Digital Cameras in the Context of Detailed Change Detection
Sensors 2008, 8, 2161-2173  (PDF format, 375 K)


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Jason Bond 1,*, Don Kim 1, Adam Chrzanowski 1 and Anna Szostak-Chrzanowski 1
1 Department of Geodesy and Geomatics Engineering, University of New Brunswick, 15 Dineen Drive, Fredericton, New Brunswick, Canada;
E-mail: jason.bond@unb.ca, kim@unb.ca, adamc@unb.ca, amc@unb.ca 
* Author to whom correspondence should be addressed.

Received: 29 May 2007 / Accepted: 26 June 2007 / Published: 28 June 2007 

Full Paper:
Development of a Fully Automated, GPS Based Monitoring System for Disaster Prevention and Emergency Preparedness: PPMS+RT
Sensors 2007, 7, 1028-1046 (PDF format, 661 K)

Open Access
Keqi Zhang 1,*, Marc Simard 2, Michael Ross 3, Victor H. Rivera-Monroy 4, Patricia Houle 1, Pablo Ruiz 3, Robert R. Twilley 4 and Kevin Whelan 5
1 Department of Environmental Studies & International Hurricane Research Center, Florida International University, Miami, FL 33199, USA
2 Caltech-Jet Propulsion Laboratory, MS 300-319D, 4800 Oak Grove Drive, Pasadena, CA 91109, USA
3 Department of Environmental Studies & Southeast Environmental Research Center, Florida International University, Miami, FL 33199, USA
4 Wetland Biogeochemistry Institute, Department of Oceanography and Coastal Science, Louisiana State University, Baton Rouge, LA 70803, USA
5 South Florida & Caribbean Network, Inventory and Monitoring Program, National Park Service , 18001 Old Cutler Rd. Suite 419, Miami, FL 33157, USA
* Author to whom correspondence should be addressed; E-mail: zhangk@fiu.edu
Received: 5 February 2008 / Accepted: 25 March 2008 / Published: 1 April 2008

Full Research Paper: Airborne Laser Scanning Quantification of Disturbances from Hurricanes and Lightning Strikes to Mangrove Forests in Everglades National Park, USA
Sensors 2008, 8, 2262-2292 (PDF format, 3090 K)

Open Access
Tomoaki Miura 1,*, Hiroki Yoshioka 2, Kayo Fujiwara 1 and Hirokazu Yamamoto 3
1 Department of Natural Resources and Environmental Management, University of Hawaii at Manoa, 1910 East-West Road, Sherman 101, Honolulu, Hawaii 96822, U.S.A.; E-mails: tomoakim@hawaii.edu; kayof@hawaii.edu
2 Department of Applied Information Science, Aichi Prefectural University, 1522-3 Ibaragabasama, Kumabari, Nagakute, Aichi 480-1198, Japan; E-mail: yoshioka@ist.aichi-pu.ac.jp
3 Grid Technology Research Center, National Institute of Advanced Industrial Science and Technology, Central 2, 1-1-1 Umezono, Tsukuba, Ibaraki 305-8568, Japan; E-mail: kathkath@ni.aist.go.jp
* Author to whom correspondence should be addressed.
Received: 31 January 2008 / Accepted: 3 April 2008 / Published: 8 April 2008

Full Research Paper: Inter-Comparison of ASTER and MODIS Surface Reflectance and Vegetation Index Products for Synergistic Applications to Natural Resource Monitoring 
Sensors 2008, 8, 2480-2499 (PDF format, 1440 K)

Open Access
Stephen Opoku-Duah, Daniel N.M. Donoghue * and Tim P. Burt
Department of Geography, Durham University, Science Site, Durham, DH1 3LE, UK Tel 00-44-191-334-1867; Fax 00-191-334-1801; E-mails: stephen.opoku-duah@durham.ac.uk; danny.donoghue@durham.ac.uk; t.p.burt@durham.ac.uk
* Author to whom correspondence should be addressed; E-mail: danny.donoghue@durham.ac.uk
Received: 7 June 2007 / Accepted: 19 March 2008 / Published: 17 April 2008

Full Research Paper: Intercomparison of Evapotranspiration Over the Savannah Volta Basin in West Africa Using Remote Sensing Data
Sensors 2008, 8, 2736-2761 (PDF format, 1740 K)

Open Access
Mahmoud El Hajj 1,*, Agnès Bégué 2, Bruno Lafrance 3, Olivier Hagolle 4, Gérard Dedieu 4 and Matthieu Rumeau 2
1 Cemagref, UMR TETIS, Remote Sensing Centre in Languedoc Roussillon, 500 rue JF Breton, 34093 Montpellier Cedex 5, France; E-mail: mahmoud.elhajj@teledetection.fr
2 Cirad, UMR TETIS, Remote Sensing Centre in Languedoc Roussillon, 500 rue JF Breton, 34093 Montpellier Cedex 5, France ; E-mails: agnes.begue@teledetection.fr; matthieu.rumeau@teledetection.fr
3 Cesbio/CNES, 18 avenue E. Belin 31401 Toulouse Cedex 9, France ; E-mails: olivier.hagolle@cnes.fr; gerard.dedieu@cnes.fr
4 CS-SI, Parc de la Plaine, Rue de Brindejonc des Moulinais, BP 5872, 31506 Toulouse Cedex 5, France ; E-mail: bruno.lafrance@c-s.fr
* Author to whom correspondence should be addressed; E-mail: mahmoud.elhajj@teledetection.fr
Received: 17 December 2008 / Accepted: 17 April 2008 / Published: 18 April 2008

Full Research Paper: Relative Radiometric Normalization and Atmospheric Correction of a SPOT 5 Time Series
Sensors 2008, 8, 2774-2791 (PDF format, 1310 K)

Open Access
Fabio Fontana 1,*, Christian Rixen 2, Tobias Jonas 2, Gabriel Aberegg 1 and StefanWunderle 1
1 University of Bern, Remote Sensing Research Group, Hallerstrasse 12, 3012 Bern, Switzerland; E-mail: (fontana,swun,aberegg)@giub.unibe.ch
2 WSL, Swiss Federal Institute for Snow and Avalanche Research, Flüelastrasse 11, 7260 Davos Dorf, Switzerland; E-mail: (rixen,jonas)@slf.ch
* Author to whom correspondence should be addressed.
Received: 31 January 2008 / Accepted: 14 April 2008 / Published: 23 April 2008

Full Research Paper: Alpine Grassland Phenology as seen in AVHRR, VEGETATION, and MODIS NDVI Time Series - a Comparison with in Situ Measurements
Sensors 2008, 8, 2833-2853 (PDF format, 1210 K)

Open Access
Can Ertekin 1,*, Fatih Evrendilek 2 and Recep Kulcu 3
1 Department of Agricultural Machinery, Akdeniz University, Faculty of Agriculture, 07070, Antalya, Turkey
2 Department of Environmental Engineering, Abant Izzet Baysal University, Faculty of Engineering & Architecture, 14280, Bolu, Turkey
3 Department of Agricultural Machinery, Suleyman Demirel University, Faculty of Agriculture, 32260, Cunur, Isparta, Turkey
* Author to whom correspondence should be addressed; E-Mails: ertekin (a) akdeniz.edu.tr (C. E.); fevrendilek (a) ibu.edu.tr (F. E.); rkulcu (a) ziraat.sdu.edu.tr (R. K.); Tel.: +90-374-254-1000; Fax: +90-374-253-4558
Received: 23 February 2008 / Accepted: 23 April 2008 / Published: 6 May 2008
Article: Modeling Spatio-Temporal Dynamics of Optimum Tilt Angles for Solar Collectors in Turkey
Sensors 2008, 8, 2913-2931 (PDF format, 307 K) DOI: 10.3390/s8052913
(This paper belongs to Special Issue: “Spatio-Temporal Modeling of Solar Radiation, Climate and Biogeochemical Cycles” Edited by Fatih Evrendilek and Can Ertekin)

Open Access
Christina Corbane 1,*, Fabrice Marre 2 and Michel Petit 1
1 ESPACE Unit, Institut de Recherche pour le Développement, Maison de la télédétection, 500 rue JF Breton, F34093 Montpellier cedex 5; E-mails: christina.corbane (a) ird.fr; michel.petit (a) ird.fr
2 ESPACE Unit, Institut de Recherche pour le Développement, Centre IRD de Cayenne, Route de Montabo, PO Box 165, F97323, Cayenne, Guyane Française.
* Author to whom correspondence should be addressed.
Received: 18 January 2008 / Accepted: 30 April 2008 / Published: 6 May 2008

Article: Using SPOT-5 HRG Data in Panchromatic Mode for Operational Detection of Small Ships in Tropical Area
Sensors 2008, 8, 2959-2973 (PDF format, 719 K) DOI: 10.3390/s8052959
(This paper belongs to Special Issue: “Ocean Remote Sensing” Edited by James H. Churnside)

Open Access
Hamid Moradkhani
Portland State University, Department of Civil and Environmental Engineering, 1930 SW 4th Ave. suite 200, Portland, Oregon 97201, USA; Phone +1-503-725-2436, Fax +1-503-725-5950; Email: hamidm (a) cecs.pdx.edu
Received: 5 February 2008 / Accepted: 22 April 2008 / Published: 6 May 2008
Review: Hydrologic Remote Sensing and Land Surface Data Assimilation
Sensors 2008, 8, 2986-3004 (PDF format, 192 K) DOI: 10.3390/s8052986
(This paper belongs to Special Issue: “Remote Sensing of Natural Resources and the Environment (Remote Sensing Sensors)” Edited by Assefa M. Melesse)

Open Access
Juan Fernando Marchan-Hernandez*, Adriano Camps, Nereida Rodriguez-Alvarez, Xavier Bosch-Lluis, Isaac Ramos-Perez and Enric Valencia
Remote Sensing Lab, Dept. Teoria del Senyal i Comunicacions, Campus Nord D3, Universitat Politecnica de Catalunya, 08034 Barcelona, Spain
* Author to whom correspondence should be addressed; E-mail: jfmarchan (a) tsc.upc.edu
Received: 16 November 2007 / Accepted: 24 April 2008 / Published: 6 May 2008

Article: PAU/GNSS-R: Implementation, Performance and First Results of a Real-Time Delay-Doppler Map Reflectometer Using Global Navigation Satellite System Signals
Sensors 2008, 8, 3005-3019 (PDF format, 7840 K) DOI: 10.3390/s8053005
(This paper belongs to Special Issue: “Remote Sensing of Natural Resources and the Environment (Remote Sensing Sensors)” Edited by Assefa M. Melesse)

Open Access
Matthew Voss * and Ramanathan Sugumaran
GeoTREE Center, 205 Innovative Teaching & Technology Center, Cedar Falls, Iowa, USA 50614-0406; E-mail: matthew.voss (a) uni.edu; sugu (a) uni.edu
* Author to whom correspondence should be addressed.
Received: 31 January 2008 / Accepted: 29 April 2008 / Published: 6 May 2008
Article: The Seasonal Effect on Tree Species Classification in an Urban Environment Using Hyperspectral Data, LiDAR, and an Object-Oriented Approach
Sensors 2008, 8, 3020-3036 (PDF format, 633 K) DOI: 10.3390/s8053020
(This paper belongs to Special Issue: “Remote Sensing of Natural Resources and the Environment (Remote Sensing Sensors)” Edited by Assefa M. Melesse)

Open Access
Melinda Laituri and Kris Kodrich
Colorado State University, Warner College of Natural Resources, 970-491-0292, FRWS 1472, Fort Collins, Colorado 80423, USA
* Author to whom correspondence should be addressed; E-mail: Melinda.Laituri (a) ColoState.EDU
Received: 30 December 2007 / Accepted: 17 April 2008 / Published: 6 May 2008

Review: The on Line Disaster Response Community:  People as Sensors of High Magnitude Disasters Using Internet GIS
Sensors 2008, 8, 3037-3055 (PDF format, 125 K) DOI: 10.3390/s8053037
(This paper belongs to Special Issue: “Sensors for Disaster and Emergency Management Decision Making” Edited by  Dr. Jason Levy and Dr. Yang Gao)

Open Access
Liang Guo 1,*, Mendao Xing 1, Yu Tang 2 and Jing Dan 2
1 The National Key Laboratory of Radar Signal Processing, Xidian University, Xi’an, P.R. China; E-mails: lguo (a) mail.xidian.edu.cn; xmd (a) xidian.edu.cn
2 The National Key Laboratory of Radar Signal Processing, Xidian University, Xi’an, P.R. China; E-mails: tangyu0905 (a) yahoo.com.cn; 411jingdan (a) 163.com
* Author to whom correspondence should be addressed; E-mail: lguo (a) mail.xidian.edu.cn
Received: 20 December 2007 / Accepted: 14 April 2008 / Published: 6 May 2008 

Article: A Novel Modified Omega-K Algorithm for Synthetic Aperture Imaging Lidar through the Atmosphere
Sensors 2008, 8, 3056-3066 (PDF format, 107 K) DOI: 10.3390/s8053056
(This paper belongs to Special Issue: “Synthetic Aperture Radar (SAR)” Edited by Daniele Riccio)

Open Access
George C. Miliaresis
Geology Department, University of Patras, Rion 26504, Greece; E-mail: gmiliar (a) upatras.gr; Tel: +30-6977-047123
Received: 18 February 2008 / Accepted: 8 May 2008 / Published: 15 May 2008

Article: The Landcover Impact on the Aspect/Slope Accuracy Dependence of the SRTM-1 Elevation Data for the Humboldt Range
Sensors 2008, 8, 3134-3149 (PDF format, 4920 K) DOI: 10.3390/s8053134
(This paper belongs to Special Issue: “Synthetic Aperture Radar (SAR)” Edited by Daniele Riccio)

Open Access
Dario Papale 1,*, Claudio Belli 1,2, Beniamino Gioli 3, Franco Miglietta 3, Cesare Ronchi 4, Francesco Primo Vaccari 3 and Riccardo Valentini 1
1 DISAFRI, University of Tuscia, via C. de Lellis, 01100 Viterbo Italy; E-mail: darpap (a) unitus.it; rik (a) unitus.it
2 Terrasystem srl, via Pacinotti 5, 01100 Viterbo Italy; E-mail: c.belli (a) terrasystem.it
3 CNR-IBIMET, Istituto di Biometeorologia, via Giovanni Caproni 8, 50145 Firenze Italy; E-mail: b.gioli (a) ibimet.cnr.it; f.miglietta (a) ibimet.cnr.it; f.vaccari (a) ibimet.cnr.it.
4 Barilla G. e R. Fratelli S.p.A., via Mantova 166, 43100 Parma; E-mail: c.ronchi (a) barilla.it.
* Author to whom correspondence should be addressed.
Received: 30 March 2008 / Accepted: 14 May 2008 / Published: 16 May 2008

Article: ASPIS, A Flexible Multispectral System for Airborne Remote Sensing Environmental Applications
Sensors 2008, 8, 3240-3256 (PDF format, 324 K) DOI: 10.3390/s8053240
(This paper belongs to Special Issue: “Remote Sensing of Natural Resources and the Environment (Remote Sensing Sensors)” Edited by Assefa M. Melesse)

Open Access
Rosa Maria Cavalli 1, Lorenzo Fusilli 1, Simone Pascucci 2,*, Stefano Pignatti 2 and Federico Santini 1
1 National Research Council, Institute of Atmospheric Pollution, Via Fosso del Cavaliere, 100, Roma, 00133, Italy
2 National Research Council, Institute of Methodologies for Environmental Analysis, C.da S. Loja - Zona Industriale, Tito Scalo (PZ), 85050, Italy
* Author to whom correspondence should be addressed; E-Mail: simone.pascucci (a) lara.rm.cnr.it
Received: 17 April 2008 / Accepted: 15 May 2008 / Published: 20 May 2008

Article: Hyperspectral Sensor Data Capability for Retrieving Complex Urban Land Cover in Comparison with Multispectral Data: Venice City Case Study (Italy)
Sensors 2008, 8, 3299-3320 (PDF format, 1180 K) DOI: 10.3390/s8053299
(This paper belongs to Special Issue: “Sensors for Urban Environmental Monitoring” Edited by Jiang Dong)

Open Access
Xiaofeng Li 1,*, Weizhong Zheng 2, Cheng-Zhi Zou 3 and William G. Pichel 3
1 IMSG at NOAA/NESDIS E/RA3, WWBG, Room 102, 5200 Auth Road, Camp Springs, MD 20746-4304, USA
2 NOAA/NCEP/EMC, 5200 Auth Road, Camp Spring, MD 20706, USA
3 Center for Satellite Applications and Research, NOAA/NESDIS, Camp Springs, MD 20746, USA
* Author to whom correspondence should be addressed; E-mail: Xiaofeng.Li (a) noaa.gov
Received: 31 March 2008 / Accepted: 19 May 2008 / Published: 21 May 2008

Article: A SAR Observation and Numerical Study on Ocean Surface Imprints of Atmospheric Vortex Streets
Sensors 2008, 8, 3321-3334 (PDF format, 5180 K) DOI: 10.3390/s8053321
(This paper belongs to Special Issue: “Ocean Remote Sensing” Edited by James H. Churnside)

Open Access
Adina E. Racoviteanu 1,2,3,*, Mark W. Williams 1,2 and Roger G. Barry 1,3
1 Department of Geography, University of Colorado, UCB 260, Boulder CO, 80309, USA
2 Institute of Arctic and Alpine Research, University of Colorado, UCB 450, Boulder CO, 80309, USA
3 National Snow and Ice Data Center, CIRES, University of Colorado, UCB 449, Boulder CO, 80309, USA
* Author to whom correspondence should be addressed; E-mail: racovite (a) colorado.edu
Received: 5 February 2008 / Accepted: 19 May 2008 / Published: 23 May 2008

Review: Optical Remote Sensing of Glacier Characteristics: A Review with Focus on the Himalaya
Sensors 2008, 8, 3355-3383; (PDF format, 601 K) DOI: 10.3390/s8053355
(This paper belongs to Special Issue: “Remote Sensing of Natural Resources and the Environment (Remote Sensing Sensors)” Edited by Assefa M. Melesse)

Open Access
José-Tomás González-Partida 1,*, Pablo Almorox-González 1, Mateo Burgos-García 1,* and Blas-Pablo Dorta-Naranjo 2
1 Universidad Politécnica de Madrid. Departamento de Señales, Sistemas y Radiocomunicaciones, Av. Complutense s/n, 28040 Madrid, Spain; E-mail: almorox (a) gmr.ssr.upm.es
2 Universidad de Las Palmas de Gran Canaria. Departamento de Señales y Comunicaciones. Edificio de Electrónica y Telecomunicaciones, 35017 Campus Universitario de Tafira, Las Palmas de Gran Canaria, Spain; E-mail: pdorta (a) dsc.ulpgc.es
* Authors to whom correspondence should be addressed; E-mails: joseto (a) gmr.ssr.upm.es; mateo (a) gmr.ssr.upm.es
Received: 12 March 2008 / Accepted: 14 May 2008 / Published: 23 May 2008
Article: SAR System for UAV Operation with Motion Error Compensation beyond the Resolution Cell
Sensors 2008, 8, 3384-3405; (PDF format, 713 K) DOI: 10.3390/s8053384
(This paper belongs to Special Issue: “Synthetic Aperture Radar (SAR)” Edited by Daniele Riccio)

Open Access
Xinhua Mao*, Daiyin Zhu , Xin Nie and Zhaoda Zhu
Department of Electronic Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, 210016, China
* Author to whom correspondence should be addressed; E-mail: xinhua (a) nuaa.edu.cn
Received: 3 April 2008 / Accepted: 19 May 2008 / Published: 26 May 2008
Article: A Two Dimensional Overlapped Subaperture Polar Format Algorithm Based on Stepped-chirp Signal
Sensors 2008, 8, 3438-3446 (PDF format, 105 K) DOI: 10.3390/s8053438
(This paper belongs to Special Issue: “Synthetic Aperture Radar (SAR)” Edited by Daniele Riccio)

Open Access
Yücel Tekin 1,*, Basri Kul 1 and Rasim Okursoy 2
1 Uludağ University, Vocational School of Technical Sciences, 16059 Görükle Campus, Bursa – Turkey; E-mail: basrikul (a) uludag.edu.tr
2 Uludağ University, Faculty of Agriculture, Department of Agricultural Machinery, 16059 Görükle Campus, Bursa – Turkey; E-mail: okursoy (a) uludag.edu.tr
* Author to whom correspondence should be addressed; E-mail: ytekin (a) uludag.edu.tr; Tel.: +90-224-294-2354; Fax: +90-224-294-2303
Received: 18 March 2008 / Accepted: 21 May 2008 / Published: 26 May 2008
Article: Sensing and 3D Mapping of Soil Compaction
Sensors 2008, 8, 3447-3459 (PDF format, 725 K) DOI: 10.3390/s8053447

Open Access
Dominique Courault 1,*, Aline Bsaibes 1, Emmanuel Kpemlie 1, Rachid Hadria 1, Olivier Hagolle 2, Olivier Marloie 1, Jean-F. Hanocq 1, Albert Olioso 1, Nadine Bertrand 1
and Véronique Desfonds 1
1 UMR 1114 INRA-UAPV EMMAH, Domaine St Paul, 84914 Avignon, France ; E-mails: courault (a) avignon.inra.fr; absaibes (a) avignon.inra.fr; ekpemlie (a) avignon.inra.fr
2 CNES (DCT/SI/MO) et CESBIO BPI 811, 18 avenue E.Belin, 31401 Toulouse Cedex 9
*Author to whom correspondence should be addresse; E-mail: courault (a) avignon.inra.fr
Received: 1 February 2008 / Accepted: 20 May 2008 / Published: 26 May 2008
Article: Assessing the Potentialities of FORMOSAT-2 Data for Water and Crop Monitoring at Small Regional Scale in South-Eastern France
Sensors 2008, 8, 3460-3481 (PDF format, 766 K) DOI: 10.3390/s8053460
(This paper belongs to Special Issue: “Remote Sensing of Natural Resources and the Environment (Remote Sensing Sensors)” Edited by Assefa M. Melesse)

Open Access
Dominik Bänninger 1,*, Claude Saskia Bourgeois 2, Margret Matzl 3, Martin Schneebeli 3
1 Institute of Environmental Geosciences,Department of Environmental Sciences, University of Basel, Bernoullistrasse 30, 4056 Basel, Switzerland
2 Institute for Atmospheric and Climate Science, ETH Zürich, Universitätstrasse 16, 8092 Zürich, Switzerland; E-mail: bourgeois (a) meteotest.ch
3 WSL Institute for Snow and Avalanche Research, SLF , Flüelastrasse 11, Davos Dorf, Switzerland; E-mail: schneebeli (a) slf.ch
* Author to whom correspondence should be addressed; E-mail: dominik.baenninger (a) unibas.ch
Received: 18 January 2008 / Accepted: 23 May 2008 / Published: 26 May 2008
Article: Reflectance Modeling for Real Snow Structures Using a Beam Tracing Model
Sensors 2008, 8, 3482-3496 (PDF format, 1250 K) DOI: 10.3390/s8053482
(This paper belongs to Special Issue: “State-of-the-Art Sensors Technology in Switzerland” Edited by Peter Seitz and Matthias Burkhalter)

Open Access
Els R. De Roeck 1,*, Niko E.C. Verhoest 2, Mtemi H. Miya 1, Hans Lievens 2, Okke Batelaan 3,4, Abraham Thomas 5 and Luc Brendonck 1
1 Laboratory of Aquatic Ecology and Evolutionary Biology, Katholieke Universiteit Leuven, Charles Deberiotstraat 32, 3000 Leuven, Belgium
2 Laboratory of Hydrology and Water Management, Ghent University, Coupure links 653, 9000 Ghent, Belgium; E-mail: niko.verhoest (a) ugent.be
3 Department of Hydrology and Hydraulic Engineering, Vrije Universiteit Brussel, Pleinlaan 2, 1050 Brussels, Belgium
4 Department of Earth and Environmental Sciences, Katholieke Universiteit Leuven, Celestijnenlaan 200e - bus 2410, 3001 Heverlee, Belgium
5 Department of Earth Sciences, University of the Western Cape, P Bag X17, Bellville 7535, Cape Town, South Africa
* Author to whom correspondence should be addressed; E-mail: els.deroeck (a) bio.kuleuven.be
Received: 29 April 2008 / Accepted: 15 May 2008 / Published: 26 May 2008

Article: Remote Sensing and Wetland Ecology: a South African Case Study
Sensors 2008, 8, 3542-3556 (PDF format, 370 K) DOI: 10.3390/s8053542
(This paper belongs to Special Issue: “Remote Sensing of Natural Resources and the Environment (Remote Sensing Sensors)” Edited by Assefa M. Melesse)

Open Access
Camille C. D. Lelong 1,*, Philippe Burger 2, Guillaume Jubelin 3, Bruno Roux 4, Sylvain Labbé 5 and Frédéric Baret 6
1 CIRAD, UMR TETIS, 500 Rue J.-F. Breton, 34093 Montpellier Cedex 5, France
2 INRA, UMR 1248 AGIR, Chemin de Borde Rouge, BP52627, 31326 Castanet Tolosan Cedex, France
3 Nev (a) ntropic, 16 bis Avenue du Quatorze Juillet, 97300 Cayenne, France
4 L’Avion Jaune, Minéa Incubation, 361 Rue J.-F. Breton, BP5095, 34196 Montpellier Cedex 5, France
5 Cemagref, UMR TETIS, 500 Rue J.-F. Breton, 34093 Montpellier Cedex 5, France
6 INRA, UMR 1114 EMMAH, Domaine St Paul, Site Agroparc, 84914 Avignon Cedex 9, France
* Author to whom correspondence should be addressed; E-mail: camille.lelong (a) cirad.fr
Received: 29 April 2008 / Accepted: 23 May 2008 / Published: 26 May 2008

Article: Assessment of Unmanned Aerial Vehicles Imagery for Quantitative Monitoring of Wheat Crop in Small Plots
Sensors 2008, 8, 3557-3585 (PDF format, 1230 K) DOI: 10.3390/s8053557
(This paper belongs to Special Issue: “Remote Sensing of Land Surface Properties, Patterns, and Processes” Edited by Qihao Weng, Dale A. Quattrochi and George Xian)

oa
Masashi Hayakawa 1,*, Katsumi Hattori 2 and Kenji Ohta 3
1
Department of Electronic Engineering and Research Station on Seismo Electromagnetics, The University of Electro-Communications, 1-5-1 Chofugaoka, Chofu, Tokyo 182-8585, Japan; E-mail: hayakawa@whistler.ee.uec.ac.jp
2 Faculty of Science, Chiba University, 1-33 Yayoi, Inage Chiba 263-8522, Japan; E-mail: hattori@earth.s.chiba-u.ac.jp
3 Department of Electronics, Chubu University, 1200 Matsumoto-cho, Kasugai, Aichi 487-8501, Japan; E-mail: ohta@isc.chubu.ac.jp
* Author to whom correspondence should be addressed.

Received: 14 June 2007 / Accepted: 26 June 2007 / Published: 4 July 2007

Full Paper:
Monitoring of ULF (Ultra-Low-Frequency) Geomagnetic Variations Associated with Earthquakes
Sensors 2007, 7, 1108-1122 (PDF format, 772 K)

oa
Masashi Hayakawa
Department of Electronic Engineering and Research Station on Seismo Electromagnetics, The University of Electro-Communications, 1-5-1 Chofugaoka, Chofu, Tokyo 182-8585, Japan;
E-mail: hayakawa@whistler.ee.uec.ac.jp

Received: 18 June 2007 / Accepted: 5 July 2007 / Published: 10 July 2007

Full Paper:
VLF/LF Radio Sounding of Ionospheric Perturbations Associated with Earthquakes

Sensors
2007, 7,  1141-1158 (PDF format, 414 K)

oa
Ariadi Hazmi, Nobuyuki Takagi, Daohong Wang* and Teiji Watanabe
Gifu University of Japan
E-mail: ariadihazmi@yahoo.com, takagi-n@gifu-u.ac.jp, wang@gifu-u.ac.jp.
* Corresponding author. wang@gifu-u.ac.jp, Tel: 81-58-293-2702, Fax: 81-58-230-1892.
Received: 22 October 2007 / Accepted: 30 November 2007 / Published: 4 December 2007
Full Paper: Development of a Space-charge-sensing System
Sensors 2007, 7,  3058-3070 (PDF format, 1800 K)

oa
Yasar Guneri Sahin
Izmir University of Economics, Department of Software Engineering, Izmir-TR
+90 (232) 488 8173, E-mail: yasar.sahin@ieu.edu.tr
Received: 7 November 2007 / Accepted: 3 December 2007 / Published: 4 December 2007
Full Paper: Animals as Mobile Biological Sensors for Forest Fire Detection
Sensors 2007, 7, 3084-3099  (PDF format, 780 K)

oa
Yih-Min Wu 1,* and Hiroo Kanamori 2
1 Department of Geosciences, National Taiwan University, Taipei, Taiwan. E-mail: drymwu@ntu.edu.tw
2 Seismological Laboratory, California Institute of Technology, Pasadena, CA, USA. E-mail: hiroo@gps.caltech.edu
* Author to whom correspondence should be addressed.
Address: No. 1, Sec. 4th, Roosevelt Rd., Dept. of Geosciences, National Taiwan Univ., Taipei, Taiwan
Tel: 886-2-2362-0054, Fax: 886-2-2364-4625, E-mail: drymwu@ntu.edu.tw
Received: 20 December 2007 / Accepted: 5 January 2008 / Published: 9 January 2008

Full Research Paper: Development of an Earthquake Early Warning System Using Real-Time Strong Motion Signals
Sensors 2008, 8, 1-9 (PDF format, 282 K)

oa
Colin Price *
Department of Geophysics and Planetary Sciences, Tel Aviv University, 69978 Israel
E-mail: cprice@flash.tau.ac.il
* Author to whom correspondence should be addressed.
Received: 7 November 2007 / Accepted: 7 January 2008 / Published: 10 January 2008

Full Research Paper: Lightning Sensors for Observing, Tracking and Nowcasting Severe Weather
Sensors 2008, 8, 157-170 (PDF format, 1280 K)

oa
Maya Nand Jha 1, Jason Levy 2 and Yang Gao 1,*
1 Department of Geomatics Engineering, University of Calgary Calgary, Alberta, Canada T2N 1N4
2 Western Washington University, Disaster Reduction and Emergency Planning, Huxley College of the Environment, 516 High Street, Bellingham, Washington 98225-9085   USA
* Author to whom correspondence should be addressed. E-mail: gao@geomatics.ucalgary.ca
Received: 22 December 2007 / Accepted: 10 January 2008 / Published: 14 January 2008
Review: Advances in Remote Sensing for Oil Spill Disaster Management: State-of-the-Art Sensors Technology for Oil Spill Surveillance
Sensors 2008, 8, 236-255 (PDF format, 1015 K)

oa
James D. McCarthy 1,*, Phil A. Graniero 1, Steven M. Rozic 2
1 University of Windsor, Department of Earth and Environmental Sciences, 401 Sunset Ave., Windsor, Ontario, Canada, N9B 3P4.
E-mail: mccartr@uwindsor.ca. E-mail: graniero@uwindsor.ca
2 Environmental Research Systems Institute, 380 New York Street, Redlands, California, USA, 92373. E-mail: srozic@esri.com
* Author to whom correspondence should be addressed.
Received: 4 January 2008 / Accepted:1 February 2008 / Published:
8 February 2008 
Full Research Paper: An Integrated GIS-Expert System Framework for Live Hazard Monitoring and Detection
Sensors 2008, 8, 830-846 (PDF format, 1264 K)

oa
Yun-Bin Lin 1, Yu-Pin Lin 2,*, Dong-Po Deng 3 and Kuan-Wei Chen 1
1 Recreation and Health-care Management Department, ChiaNana University of Pharmacy and Science, 60, Sec. 1, Erren Rd., Rende Shiang, Tainan County 71710, Taiwan, ROC; Email: yunbinlin@mail.chna.edu.tw
2 Bio-environment and System Engineering Department, National Taiwan University, 1, Sec. 4, Roosevelt Rd., Da-an District, Taipei City 106, Taiwan, ROC;
Email: yplin@ntu.edu.tw; Fax: +886-2-33663464; Tel: +886-2-33663464
3 International Institute for Geo-Information Science and Earth Observation (ITC), PO Box 6, 7500 AA Enschede, The Netherlands; E-mail: deng@itc.nl
* Author to whom correspondence should be addressed.
Received: 19 November 2007 / Accepted:15 February 2008  / Published:
19 February 2008
Full Research Paper: Integrating Remote Sensing Data with Directional Two-dimensional Wavelet Analysis and Open Geospatial Techniques for Efficient Disaster Monitoring and Management
Sensors 2008, 8, 1070-1089 (PDF format, 5820 K)

Open Access
Euripides P. Kantzas* and Andrew J. S. McGonigle
Department of Geography, University of Sheffield, Winter Street, Sheffield, S10 2TN, UK; E-mails: ggp07epk@shef.ac.uk (E.P.K.); a.mcgonigle@shef.ac.uk (A.J.S.M.)
* Author to whom correspondence should be addressed.
Received: 19 February 2008 / Accepted: 6 March 2008 / Published: 10 March 2008
Review: Ground Based Ultraviolet Remote Sensing of Volcanic Gas Plumes
Sensors 2008, 8, 1559-1574 (PDF format, 806 K)

Open Access
John Douglas 1,*, Thomas Usländer 2, Gerald Schimak 3, J. Fernando Esteban 4 and Ralf Denzer 5
1 BRGM – ARN/RIS, 3 avenue C. Guillemin, BP 36009, 45060 ORLEANS Cedex 2, France. E-mail: j.douglas@brgm.fr
2 Information Management, Fraunhofer IITB, Fraunhoferstraße 1, 76131 Karlsruhe, Germany. E-mail: Thomas.Uslaender@iitb.fraunhofer.de
3 Information Management, Austrian Research Centers GmbH - ARC, A-2444 Seibersdorf. E-mail: Gerald.Schimak@arcs.ac.at
4 Atos Origin, Albarracin 25, 28037 Madrid, Spain. E-mail: jfernando.esteban@atosresearch.eu
5 Environmental Informatics Group, Goebenstraße 40, 66117 Saarbrücken, Germany E-mail: ralf.denzer@enviromatics.org
* Author to whom correspondence should be addressed.
Received: 10 December 2007 / Accepted: 12 March 2008 / Published:
13 March 2008
Communication: An Open Distributed Architecture for Sensor Networks for Risk Management
Sensors 2008, 8, 1755-1773 (PDF format, 187 K)

Open Access
Massimo Arattano 1,* and Lorenzo Marchi 2
1 CNR-IRPI, Strada delle Cacce,73, 10135 Torino, Italy
2 CNR-IRPI, Corso Stati Uniti, 4, 35127 Padova, Italy; E-mail: lorenzo.marchi@irpi.cnr.it
* Author to whom correspondence should be addressed; E-mail: massimo.arattano@irpi.cnr.it; www.irpi.to.cnr.it; Tel.: +39 011 3977831
Received: 18 December 2007 / Accepted: 2 April 2008 / Published: 4 April 2008

Review: Systems and Sensors for Debris-flow Monitoring and Warning
Sensors 2008, 8, 2436-2452 (PDF format, 386 K)

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Fenglei Fan 1,3, Qihao Weng 2 and Yunpeng Wang 3,*
1 School of Geography of South China Normal University, Guangzhou, 510631, China, fanfenglei@gig.ac.cn;
2 Department of Geography, Indiana State University, Terre Haute, IN 47809, USA, Tel: 812-237-2255, Fax: 812-237-8029, E-mail: qweng@indstate.edu
3 State Key Laboratory of Organic Geochemistry, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou, GD 510640, China
* Author to whom correspondence should be addressed.
Received: 29 June 2007 / Accepted: 24 July 2007 / Published: 25 July 2007
Full Paper: Land Use and Land Cover Change in Guangzhou, China, from 1998 to 2003, Based on Landsat TM /ETM+ Imagery
Sensors 2007, 7, 1323-1342  (PDF format, 1530 K)

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Jun Lu 1, Jin-hua Chen 2, Ying Tang 3 and Jin-sha Wang 4
1 Key Laboratory of the Three Gorges Reservoir Region’s Eco-Environment, Chongqing University, Chongqing , 400045, China; E-mail: lujun66@vip.sina.com
2,4 Faculty of Urban Construction and Environmental Engineering, Chongqing University, Chongqing, 40045, China; E-mail: everflower_803@tom.com
3 Chongqing Steel Institute of Design, Chongqing, 40045, China
* Author to whom correspondence should be addressed.
Received: 30 July 2007 / Accepted: 27 September 2007 / Published: 11 October 2007

Full Paper: High-rise Buildings versus Outdoor Thermal Environment in Chongqing
Sensors 2007, 7, 2183-2200 (PDF format, 1180 K)
 
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Renaud Mathieu 1,2,* Jagannath Aryal 3 and Albert K. Chong 1
1 Spatial Ecology Research Facility, School of Surveying, University of Otago, PO Box 56, Dunedin, New Zealand; E-mail: renaud.mathieu@stonebow.otago.ac.nz
2 Earth Observation Research Group, Natural Resources & Environment, CSIR, PO Box 395, Pretoria 0001, South Africa; E-mail: rmathieu@csir.co.za
3 Centre for Advanced Computational Solutions, Lincoln University, PO Box 84, Lincoln, New Zealand; E-mail: aryalj@lincoln.ac.nz
* Author to whom correspondence should be addressed. (Renaud Mathieu)
Received: 13 September 2007 / Accepted: 19 November 2007 / Published: 20 November 2007
Full Research Paper: Object-Based Classification of Ikonos Imagery for Mapping Large-Scale Vegetation Communities in Urban Areas
Sensors 2007, 7, 2860-2880 (PDF format, 1045 K)

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Yichun Xie 1, Chuanglin Fang 2, George C.S. Lin 3, Hongmian Gong 4 and Biao Qiao 2
1 Department of Geography and Geology, Eastern Michigan University, 205 Strong Hall, Ypsilanti, MI 48197, Email: yxie@emich.edu, Tel: (734) 487-0218, Fax: (734) 487-6979
2 Institute of Geographic Science & Natural Resources Research, Chinese Academy of Sciences, 11A Datun Road, Anwai, Beijing 100101, China
3 Department of Geography, Room 301, Hui Oi Chow Science Building, The University of Hong Kong, Pokfulam Road, Hong Kong
4 Department of Geography, Hunter College – CUNY, 695 Park Avenue, New York, NY 10021

Received: 24 October 2007 / Accepted: 19 November 2007 / Published: 20 November 2007
Full Research Paper: Tempo-Spatial Patterns of Land Use Changes and Urban Development in Globalizing China: A Study of Beijing
Sensors 2007, 7, 2881-2906 (PDF format, 2677  K)

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Sudhir Kumar Pandey 1, Ki-Hyun Kim 1,* and Sun-Ho Lee 2
1 Dept. of Earth & Environmental Sciences, Sejong University, Seoul, Korea
2  Dept. of Applied Mathematics, Sejong University, Seoul, Korea
E-mail: skpbhu@gmail.com, khkim@sejong.ac.kr*, Tel: 82-2-499-9151, Fax: 82-2-499-2354*
* Author to whom correspondence should be addressed.
Received: 7 November 2007 / Accepted: 19 December 2007 / Published: 20 December 2007
Full Research Paper: Use of a Dynamic Enclosure Approach to Test the Accuracy of the NDIR Sensor: Evaluation Based on the CO2 Equilibration Pattern
Sensors 2007, 7, 3459-3471 (PDF format, 530 K)


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Yaowen Yang 1,*, Venu Gopal Madhav Annamdas 1 , Chao Wang 1 and Yingxin Zhou 2
1 School of Civil and Environmental Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore 639798
E-mail: cywyang@ntu.edu.sg. E-mail: venu.iisc@pmail.ntu.edu.sg. E-mail: cwang@ntu.edu.sg.
2 Building and Infrastructure Division, Defense Science & Technology Agency, Singapore 109679.
E-mail: zyinxin@dsta.gov.sg
* Author to whom correspondence should be addressed.
Received: 23 November 2007 / Accepted: 11 January 2008 / Published: 
Full Research Paper: Application of Multiplexed FBG and PZT Impedance Sensors for Health Monitoring of Rocks 
Sensors 2008, 8, 271-289 (PDF format, 1110 K)

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Yaowen Yang 1,*, Yuhang Hu 1 and Yong Lu 2
1 School of Civil and Environmental Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore 639798. E-mail: cywyang@ntu.edu.sg. E-mail: huyu0006@ntu.edu.sg
2 Institute for Infrastructure and Environment, School of Engineering and Electronics, University of Edinburgh, Edinburgh EH9 3JL, UK. E-mail: Yong.Lu@ed.ac.uk
* Author to whom correspondence should be addressed.
Received: 23 November 2007 / Accepted: 15 January 2008 / Published: 21 January 2008
Full Research Paper: Sensitivity of PZT Impedance Sensors for Damage Detection of Concrete Structures
Sensors 2008, 8, 327-346 (PDF format, 900 K)

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Edmund C. Merem 1,* and Yaw A. Twumasi 2
1 Department of Urban and Regional Planning, Jackson State University, 3825 Ridgewood Road, Jackson, MS 39211 USA, Tel: 601-432-6856, Fax: 601-432-6862.
2 Department of Advanced Technologies, Alcorn State University, 1000 ASU Drive 360
Alcorn State, MS 39096-7500
* Author to whom correspondence should be addressed. E-mail: edmund.c.merem@jsums.edu
Received: 4 December 2007 / Accepted: 22 January 2008 / Published: 4 February 2008
Full Research Paper: Using Geospatial Information Technology in Natural Resources Management: The Case of Urban Land Management In West Africa 
Sensors 2008, 8, 607-619 (PDF format, 1880 K)

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Yu-Pin Lin 1,*, Yun-Bin Lin 2, Yen-Tan Wang 1 and Nien-Ming Hong 3
1 Bioenvironmental Systems Engineering Department, National Taiwan University, 1, Sec. 4, Roosevelt Rd., Da-an District, Taipei City 106, Taiwan; Email: yplin@ntu.edu.tw; Fax: +886-2-33663467; Tel: +886-2-33663464
2 Recreation and Health-care Management Department, Chianan University of Pharmacy and Science, 60, Sec. 1, Erren Rd., Rende Shiang, Tainan County 71710, Taiwan; Email: yblin@mail.chna.edu.tw
3 Department of Environmental Resources Management, The Overseas Chinese Institute of Technology, No. 100, Chiao Kwang Rd., Taichung 407, Taiwan; E-mail: hong@ocit.edu.tw
* Author to whom correspondence should be addressed.
Received: 10 December 2007 / Accepted: 29 January 2008 / Published: 4 February 2008
Full Research Paper: Monitoring and Predicting Land-use Changes and the Hydrology of the Urbanized Paochiao Watershed in Taiwan Using Remote Sensing Data, Urban Growth Models and a Hydrological Model
Sensors 2008, 8, 658-680 (PDF format, 2900 K)

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Hualou Long 1,*, Xiuqin Wu 2, Wenjie Wang 3 and Guihua Dong 4
1 Institute of Geographic Sciences and Natural Resources Research (IGSNRR), Chinese Academy of Sciences, Beijing 100101, China
2 College of Soil and Water Conservation, Beijing Forestry University, Beijing 100083, China
3 Chinese Research Academy of Environmental Sciences, Beijing 100012, China
4 China National Environmental Monitoring Center, Beijing 100029, China
* Author to whom correspondence should be addressed. E-mail: longhl@igsnrr.ac.cn (Hualou Long), Tel: +86-10-6488-8169, Fax: +86-10-6485-7065
Received: 26 December 2007 / Accepted: 29 January 2008 / Published: 4 February 2008
Full Research Paper: Analysis of Urban-rural Land-use Change during 1995–2006 and Its Policy Dimensional Driving Forces in Chongqing, China
Sensors 2008, 8, 681-699 (PDF format, 2050 K)

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Simone Pascucci 1,*, Cristiana Bassani 2, Angelo Palombo 1, Maurizio Poscolieri 3 and Rosa Cavalli 2
1 National Research Council, Institute of Methodologies for Environmental Analysis, C.da S. Loja - Zona Industriale, Tito Scalo (PZ), 85050, Italy; E-mail: simone.pascucci@lara.rm.cnr.it
2 National Research Council, Institute of Atmospheric Pollution, Via Fosso del Cavaliere, 100, Roma, 00133, Italy; E-mail: cristiana.bassani@lara.rm.cnr.it
3 National Research Council, IDAC, Via Fosso del Cavaliere, 100, Roma, 00133, Italy; E-mail: maurizio.poscolieri@idac.rm.cnr.it
* Author to whom correspondence should be addressed
Received: 5 February 2008  / Accepted: 19 February 2008 / Published: 22 February 2008
Full Research Paper: Road Asphalt Pavements Analyzed by Airborne Thermal Remote Sensing: Preliminary Results of the Venice Highway
Sensors 2008, 8, 1278-1296 (PDF format, 1130 K)

Open Access
Weiqi Zhou 1,*, Austin Troy 1 and Morgan Grove 2
1 Rubenstein School of Environment and Natural Resources, University of Vermont, George D. Aiken Center, 81 Carrigan Drive, Burlington, VT 05405, USA. wzhou1@uvm.edu, atroy@uvm.edu.
2 Northeastern Research Station, USDA Forest Service, South Burlington, VT 05403, USA. jmgrove@gmail.com.
* Author to whom correspondence should be addressed.
Received: 29 January 2008 / Accepted: 28 February 2008 / Published: 10 March 2008

Full Research Paper: Object-based Land Cover Classification and Change Analysis in the Baltimore Metropolitan Area Using Multitemporal High Resolution Remote Sensing Data
Sensors 2008, 8, 1613-1636 (PDF format,  802 K)

Open Access
Hao Zhang *, Wei-chun Ma and Xiang-rong Wang
Department of Environmental Science and Engineering, Fudan University, Shanghai 200433, China;
Tel. 86-21-55664052, Fax 86-21-65643343; E-mail: wcma@fudan.edu.cn, xrxrwang@vip.sina.com
* Author to whom correspondence should be addressed. E-mail: zhokzhok@163.com
Received: 31 December 2007 / Accepted: 7 March 2008 / Published: 28 March 2008

Full Research Paper: Rapid Urbanization and Implications for Flood Risk Management in Hinterland of the Pearl River Delta, China: The Foshan Study
Sensors 2008, 8, 2223-2239 (PDF format, 371 K)

Open Access
Xian-Zhang Pan *, Qi-Guo Zhao, Jie Chen, Yin Liang and Bo Sun 
Institute of Soil Science, Chinese Academy of Sciences, Nanjing 210008, China
* Author to whom correspondence should be addressed; E-mail: xzpan1@hotmail.com
Received: 10 December 2007 / Accepted: 31 March 2008 / Published: 11 April 2008

Full Research Paper: Analyzing the Variation of Building Density Using High Spatial Resolution Satellite Images: An Example of Shanghai City
Sensors 2008, 8, 2541-2550 (PDF format, 1420 K)

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Markus Hollaus 1,*, Wolfgang Wagner 1,2, Bernhard Maier 3 and Klemens Schadauer 41 Christian Doppler Laboratory for “Spatial Data from Laser Scanning and Remote Sensing”, at the Institute of Photogrammetry and Remote Sensing, Vienna University of Technology, Gußhausstraße 27-29, 1040 Vienna, Austria, Tel: ++43(0)1 58801 12239, Fax: ++43(0)1 58801 12299. E-mails: mh@ipf.tuwien.ac.at; ww@ipf.tuwien.ac.at
2 Institute of Photogrammetry and Remote Sensing, Vienna University of Technology, Gußhausstraße 27-29, 1040 Vienna, Austria. E-mail: ww@ipf.tuwien.ac.at
3 Stand Montafon Forstfonds, Montafonerstraße 21, 6780 Schruns, Austria. E-mail: bernhard.maier@stand-montafon.at
4 Department of Forest Inventory at the Federal Research and Training Center for Forests, Natural Hazards and Landscape, Seckendorff-Gudent-Weg,
1130 Vienna, Austria. E-mail: klemens.schadauer@bfw.gv.at
* Author to whom correspondence should be addressed.
Received: 20 July 2007 / Accepted: 14 August 2007 / Published: 17 August 2007Full Paper: Airborne Laser Scanning of Forest Stem Volume in a Mountainous Environment

Sensors 2007, 7, 1559-1577  (PDF format, 1770 K)

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Christopher D. Elvidge 1,*, Benjamin T. Tuttle 2,3, Paul C. Sutton 3, Kimberly E. Baugh 2, Ara T. Howard 2, Cristina Milesi 4,
Budhendra Bhuduri 5 and Ramakrishna Nemani 6

1 Earth Observation Group, NOAA National Geophysical Data Center, 325 Broadway, Boulder, Colorado 80305, USA. Email: chris.elvidge@noaa.gov
2 Cooperative Institute for Research in the Environmental Sciences University of Colorado, Boulder, Colorado, USA. Email: ben.tuttle@noaa.gov, kim.baugh@noaa.gov, ara.t.howard@noaa.gov
3 Department of Geography, University of Denver, Denver, Colorado, USA. Email: psutton@du.edu
4 Foundation of California State University, Monterey Bay, California.
5 U.S. Department of Energy, Oak Ridge National Laboratory
6 NASA Ames Research Center, Moffett Field, California, USA.
* Author to whom correspondence should be addressed.

Received: 30 August 2007 / Accepted: 11 September 2007 / Published: 21 September 2007
Full Paper: Global Distribution and Density of Constructed Impervious Surfaces
Sensors 2007, 7, 1962-1979 (PDF format, 4690 K)

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Amanda Harris 1, Sayma Rahman 2, Faisal Hossain 1,*, Lance Yarborough 3, Amvrossios C. Bagtzoglou 2 and Greg Easson 3
1 Department of Civil and Environmental Engineering, Tennessee Technological University, Cookeville, TN 38505, USA
2 Department of Civil and Environmental Engineering, University of Connecticut, Storrs, CT 06269, USA
3 Geoinformatics Research Center, Department of Geological Engineering, University of Mississippi. Oxford, MS, USA
* Author to whom correspondence should be addressed. E-