Future climate of the Midwest hard to predict

Will climate change make the U.S. Midwest drier or wetter during the summer growing season? A new Dartmouth-led study finds that the answer remains uncertain.The findings are important given the Midwest's agricultural output is critical to the U.S. economy and global food security.The study appears in the journal Water Resources Research. The study included researchers from Dartmouth College, Columbia University, National University of Singapore and Massachusetts Institute of Technology.