Combining Human and Machine Learning to Map Cropland in the 21st Century’s Major Agricultural Frontier

Lyndon D Estes1, Stephanie R Debats1, Kelly K Caylor2, Tom P Evans3, Drew Gower1, Dennis McRitchie1, Timothy Searchinger4, David R Thompson5, Eric F Wood6 and Lindy Zeng1, (1)Princeton University, Princeton, NJ, United States, (2)University of California Santa Barbara, Department of Geography, Santa Barbara, CA, United States, (3)Indiana University Bloomington, Center for the Study of Institutions, Populations, and Environmental Change (CIPEC) and Department of Geography, Bloomington, IN, United States, (4)Princeton University, Woodrow Wilson School, Princeton, NJ, United States, (5)NASA Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, (6)Princeton University, Civil and Environmental Engineering, Princeton, NJ, United States