Principles of Applied Remote Sensing Siamak Khorram • Cynthia F. van der Wiele Frank H. Koch • Stacy A. C. Nelson Matthew D. Potts Principles of Applied Remote Sensing 1 3 Siamak Khorram Stacy A. C. Nelson Environmental Sci. Policy & Mgmt. North Carolina State University University of California, Berkeley Center for Geospatial Analytics Berkeley, California Raleigh, North Carolina US US and Center for Geospatial Analytics Matthew D. Potts North Carolina State University Environmental Sci Policy & Mgmt Raleigh, North Carolina University of California Berkeley Berkeley, California Cynthia F. van der Wiele US US Environmental Protection Agency Region 4 NEPA Program Office Research Triangle Park, North Carolina US Frank H. Koch Southern Research Station USDA Forest Service Research Triangle Park, North Carolina US © NASA/DMSP. Europe at night. Human-made lights highlight particularly developed or populated areas of the Earth’s surface, including the seaboards of Europe. These images are actually a composite of hundreds of pictures made by U.S. Defense Meteorological Satellites Program (DMSP). The Nighttime Lights of the World is compiled from the October 1994 - March 1995. Data was collected when moonlight was low. ISBN 978-3-319-22559-3 ISBN 978-3-319-22560-9 (eBook) DOI 10.1007/978-3-319-22560-9 Library of Congress Control Number: 2015954662 Springer Cham Heidelberg New York Dordrecht London © Springer Science+Business Media New York 2016 This work is subject to copyright. All rights are reserved by the Publisher, whether the whole or part of the material is concerned, specifically the rights of translation, reprinting, reuse of illustrations, recita- tion, broadcasting, reproduction on microfilms or in any other physical way, and transmission or in- formation storage and retrieval, electronic adaptation, computer software, or by similar or dissimilar methodology now known or hereafter developed. The use of general descriptive names, registered names, trademarks, service marks, etc. in this publica- tion does not imply, even in the absence of a specific statement, that such names are exempt from the relevant protective laws and regulations and therefore free for general use. The publisher, the authors and the editors are safe to assume that the advice and information in this book are believed to be true and accurate at the date of publication. Neither the publisher nor the authors or the editors give a warranty, express or implied, with respect to the material contained herein or for any errors or omissions that may have been made. Printed on acid-free paper Springer Science+Business Media LLC New York is part of Springer Science+Business Media (www.springer.com) Acknowledgments The authors are thankful to Steven M. Unikewicz, ASME, for his enthusiastic con- tributions in reviewing, critiquing, and providing suggestions on ways to present our materials to be understood by students of many disciplines. We are also thank- ful to Joshua Verkerke of the Department of Environmental Science, Policy, and Management (ESPM), University of California, Berkeley, for his contributions in processing certain images of Southern California for this book. v Contents 1 Remote Sensing: Past and Present ........................................................... 1 1.1 Introduction ......................................................................................... 1 1.2 A Brief History of Remote Sensing ..................................................... 2 1.3 W hat Is Remote Sensing, and Why Do It? .......................................... 8 1.4 T he Electromagnetic Spectrum ........................................................... 11 1.5 P hoto Interpretation, Photogrammetry, and Image Processing ........... 14 1.6 T he Importance of Accuracy Assessment ........................................... 15 1.7 C ost Effectiveness and Reach Versus Richness of Remote Sensing Technology ............................................................................ 15 1.8 O rganization of This Book .................................................................. 16 1.9 Review Questions ................................................................................ 17 References .................................................................................................... 18 Suggested Reading .............................................................................. 19 Relevant Websites ............................................................................... 19 2 Data Acquisition ......................................................................................... 21 2.1 Data Resolution ................................................................................... 21 2.2 Payloads and Platforms: An Overview ............................................... 34 2.2.1 A irborne Platforms .................................................................. 35 2.2.2 S paceborne Platforms .............................................................. 42 2.3 Review Questions ................................................................................ 61 References .................................................................................................... 62 Suggested Reading .............................................................................. 67 Relevant Websites ............................................................................... 67 3 Data Processing Tools ................................................................................ 69 3.1 Display of Multispectral Image Data .................................................. 69 3.2 Preprocessing Image Data ................................................................... 71 3.2.1 Geometric Correction .............................................................. 71 3.2.2 Atmospheric Correction .......................................................... 73 3.2.3 R adiometric Correction ........................................................... 74 3.2.4 B and Combinations, Ratios, and Indices ................................ 75 3.2.5 D ata Fusion ............................................................................. 78 vii viii Contents 3.3 Image Processing .............................................................................. 83 3.3.1 S election of a Classification Scheme .................................... 85 3.3.2 O ptimum Band Selection Prior to Classification .................. 86 3.3.3 Unsupervised Classification .................................................. 88 3.3.4 Supervised Classification ...................................................... 89 3.3.5 F uzzy Logic Classification .................................................... 93 3.3.6 Other Classification Approaches ........................................... 95 3.4 P ost-processing Image Data .............................................................. 99 3.4.1 Spatial Filters ........................................................................ 99 3.4.2 A ccuracy Assessment ............................................................ 101 3.4.3 Change Detection .................................................................. 102 3.4.4 D ata Integration and Geospatial Modeling ........................... 108 3.4.5 P rocessing of Airborne LiDAR Data .................................... 114 3.5 S ummary ........................................................................................... 116 3.6 R eview Questions .............................................................................. 116 References .................................................................................................. 117 Suggested Reading ............................................................................ 124 4 Terrestrial Applications of Remote Sensing........................................... 125 4.1 Classifying Land Use and Land Cover ............................................. 126 4.2 Understanding and Protecting Biodiversity Through Wildlife Tracking .............................................................................. 130 4.3 Water Resources ................................................................................ 132 4.4 Forest Resources ............................................................................... 136 4.4.1 Forest Health ......................................................................... 140 4.4.2 Biomass Estimation ............................................................... 142 4.4.3 Carbon Estimation ................................................................. 146 4.4.4 W ildland Fire Risk Assessment ............................................. 150 4.5 O ptimizing Sustainable Food and Fiber Production through Remote Sensing ................................................................................. 155 4.5.1 I mproving Wine Harvest and Quality ................................... 158 4.5.2 U sing Remote Sensing to Optimize Grazing and Improve Wool Quality .................................................... 160 4.6 E xploring and Monitoring Oil, Gas, and Mineral Resources ............ 160 4.7 Using Remote Sensing for Humanitarian and Peace-Keeping Operations ......................................................................................... 163 4.8 A rchaeology and Cultural Heritage ................................................... 164 4.9 Summary ........................................................................................... 166 4.10 Review Questions .............................................................................. 167 References .................................................................................................. 168 Additional Reading ........................................................................... 175 Relevant Websites ............................................................................. 176 Contents ix 5 Atmospheric Applications of Remote Sensing ....................................... 177 5.1 Weather Forecasting and Extreme Weather Events ........................... 178 5.1.1 M easuring Precipitation from Space ..................................... 179 5.2 Public Health ..................................................................................... 180 5.2.1 Measuring Air Pollution to Understand Human and Ecosystem Health Impacts ............................................. 181 5.3 A ppraising and Predicting Episodic Events ...................................... 183 5.3.1 Monitoring and Forecasting Volcanic Activity ..................... 184 5.3.2 Using Remote Sensing for Early Warning of Dust Storms ... 186 5.4 G lobal Climate Change ..................................................................... 189 5.5 Review Questions .............................................................................. 196 References .................................................................................................. 196 Additional Reading ........................................................................... 198 Relevant Websites ............................................................................. 199 6 Observing Coastal and Ocean Ecosystems ............................................ 201 6.1 Introduction ....................................................................................... 201 6.2 Using Remote Sensing to Map Ocean Color, Phytoplankton, and Chlorophyll Concentration ................................ 204 6.3 Remote Sensing of Eutrophication and Ocean Hypoxia ................... 209 6.4 Using Remote Sensing to Map the Sea Surface Temperature and Circulation Patterns .................................................................... 211 6.5 Spatial Analysis of Submersed Aquatic Vegetation .......................... 213 6.6 Remote Sensing of Coastal Bathymetry ........................................... 215 6.7 Remote Sensing of Coral Reefs ........................................................ 217 6.8 Achieving Sustainable Fisheries and Aquaculture Management ...... 221 6.9 Ocean Observation Networks ........................................................... 222 6.9.1 Global Ocean Observing System (GOOS) ............................ 222 6.9.2 Australia’s Integrated Marine Observing System (IMOS) .... 223 6.9.3 E uropean Marine Observation and Data Network (EMODnet) ........................................................................... 223 6.9.4 U S Integrated Ocean Observing System (IOOS®) ............... 223 6.10 Review Questions .............................................................................. 224 References .................................................................................................. 225 Additional Reading ........................................................................... 228 Relevant Websites ............................................................................. 228 7 The Final Frontier: Building New Knowledge Through Planetary and Extrasolar Observation .................................................. 229 7.1 Introduction ....................................................................................... 229 7.2 L unar Exploration ............................................................................. 232 7.3 M ercury, Venus, and Mars ................................................................. 237 7.4 J upiter, Saturn, Uranus, and Neptune ................................................ 242 7.5 P luto and the Kuiper Belt .................................................................. 246 x Contents 7.6 T he Sun ............................................................................................. 247 7.7 Extrasolar Remote Sensing ............................................................... 248 7.8 Review Questions .............................................................................. 253 References .................................................................................................. 253 Additional Reading ........................................................................... 258 Relevant Websites ............................................................................. 258 8 International Laws, Charters, and Policies ........................................... 261 8.1 I ntroduction ....................................................................................... 261 8.2 O rigin and Focus of International Space Law ................................... 262 8.3 T he International Charter on Space and Major Disasters ................. 265 8.4 N ational Policies Governing Remotely Sensed Data ........................ 266 8.4.1 C ommon Themes and Policy Solutions ................................ 267 8.4.2 U S Laws and Policies ............................................................ 268 8.4.3 L egal Frameworks Within the European Union .................... 270 8.4.4 A sian Policies ........................................................................ 270 8.4.5 A ustralian Remote Sensing Policy ........................................ 271 8.4.6 R emote Sensing Policies on the African Continent .............. 271 8.5 T he Future of Remote Sensing Laws and Policy .............................. 272 8.6 Review Questions .............................................................................. 273 References .................................................................................................. 273 Suggested Reading ............................................................................ 274 Relevant Websites ............................................................................. 275 9 Future Trends in Remote Sensing .......................................................... 277 9.1 F uture Advances in Hardware and Software ..................................... 277 9.2 O pen, Social, and Timely .................................................................. 279 9.3 I nterdisciplinarity and Big Data ........................................................ 282 9.4 C oncluding Thoughts ........................................................................ 283 9.5 R eview Questions .............................................................................. 284 References .................................................................................................. 284 Suggested Reading ............................................................................ 285 Appendix 1: Answers to Questions .............................................................. 287 Index ............................................................................................................... 301 About the authors Siamak Khorram has joint appointments as a professor of remote sensing and image processing at both the University of California at Berkeley and North Caro- lina State University. He is also the founding director of the Center for Geospatial Analytics and a professor of electrical and computer engineering at North Carolina State University and a member of the Board of Trustees at International Space Uni- versity (ISU) in Strasbourg, France. Dr. Khorram was the first dean of ISU and a former vice president for academic programs as well as a former chair of the ISU’s Academic Council. He has also served as the American Society for Engineering Education (ASEE) fellow at Stanford University and NASA Ames Research Cen- ter. Dr. Khorram has extensive research and teaching experience in remote sens- ing, image processing, and geospatial technologies and has authored well over 200 publications. He has served as the guiding professor for numerous PhD and masters graduate students. He is a member of several professional and scientific societies. His graduate degrees were awarded by the University of California at Davis and Berkeley. Cynthia F. van der Wiele is a senior physical scientist with the US Environmental Protection Agency (USEPA), Region 4, NEPA Program Office. Previously, she was a research associate and adjunct faculty at North Carolina State University. Her research interests include the development of high accuracy land use/land cover classifications for analysis and improved land use and conservation planning and policies. Dr. van der Wiele received her BS in engineering and Masters of Land- scape Architecture from North Carolina State University, a Masters in Forestry and a Masters in Environmental Economics and Policy from Duke University, and her PhD in community and environmental design from North Carolina State University. She is active in several national and international professional societies. Frank H. Koch is a research ecologist with the US Department of Agriculture (USDA) Forest Service. Previously, he was a research assistant professor at the North Carolina State University. His primary area of research is alien forest pest in- xi
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