Acknowledgements

Funding from the National Aeronautics and Space Administration (grant number NAGW 4206) supported this research. The National Science Foundation project on High Performance Computing for Land Cover Dynamics, the BOREAS project, and the Landsat Pathfinder project on Deforestation on the Humid Tropics provided some of the high resolution data. In addition, the United States Geological Survey, Department of the Interior, under the USGS Data Grant Program provided high resolution data from the United States. We are grateful to Dr. Steve Prince, Dr. Terri Mulhern, Marc Steininger, Dr. R. Nagaraja of the Remote Sensing Agency of India, T.M. Killeen of the Missouri Botanical Garden, Dr. Chaowalit Silapathong of the Thailand Remote Sensing Center, Sangchan Limjirakan of the Chulalongkorn University Environmental Research Institute, and Gordon Worum of the Alaska Department of Natural Resources for sharing their field knowledge to aid interpretation of some of the scenes. April Tompkins compiled the lists of land cover maps and designed this website. We also thank Dr. Carla Brodley, Purdue University for helpful suggestions regarding the application of decision trees.