We thank our individual institutions for supporting us during this research and thank those whose datasets made this work possible, especially the Center for International Earth Science Information Network, the Millennium Ecosystem Assessment, the Intergovernmental Panel on Climate Change, and the United Nations Development Program. The authors were part of a Working Group at the National Center for Ecological Analysis and Synthesis, with funding from the National Science Foundation and The Nature Conservancy. The population forecasts were funded by National Institutes of Child Health and Development Award R21 HD054846 to City University of New York, the Population Council, and Columbia University.