Has the Southwest Shifted to a ‘Drier Climate State’?

Climate Central: The Southwest is already the most arid part of the U.S. Now new research indicates it's becoming even more dry as wet weather patterns, quite literally, dry up. The change could herald a pattern shift and raises the specter of megadrought in the region. Precipitation across the U.S. that can be attributed to these changes in weather patterns. The gray dots show areas where the results are statistically significant. "We see a very intense trend in the Southwest,' Andreas Prein, a postdoctoral......

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