Whither the 100th Meridian: The once and future physical geography of America’s arid-humid divide
Nathan Lis, Lamont -Doherty Earth Observatory, Oceanography, Palisades, NY, United States; Pennsylvania State University Main Campus, Meteorology and Atmospheric Science, University Park, PA, United States, Richard Seager, Lamont-Doherty Earth Observatory, Palisades, NY, United States, Mingfang Ting, Columbia Climate School, New York, United States and Jamie Rose Feldman, Columbia University of New York, Palisades, NY, United States