Beyond the Shadow of a Drought: Southwest U.S. Megadrought Nears Certainty

A dry riverbed in California.
Photo courtesy National Oceanic and Atmospheric Administration.

The risk of a severe, multi-decade drought hitting the Southwest United States by the end of the century could reach as high as 99 percent if greenhouse gas emissions continue along current lines, says a paper by a team of scientists from Cornell University, Columbia University and NASA.

Read/listen to my full story at KJZZ’s Arizona Science Desk:
Worst Case: Megadrought Risk Near 99 Percent Under Current Greenhouse Emissions

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