­Assessing the causes of 20th century wetting in the eastern United States

Daniel A Bishop1,2, Park Williams1, Richard Seager1, Arlene M Fiore1,2, Benjamin Cook1,3, Justin S Mankin1,3, Deepti Singh1, Jason E Smerdon1 and Mukund Palat Rao1,2, (1)Lamont -Doherty Earth Observatory, Palisades, NY, United States, (2)Columbia University of New York, Earth and Environmental Sciences, New York, NY, United States, (3)NASA Goddard Institute for Space Studies, New York, NY, United States