The U.S. Southwest has been suffering a drought that began at the close of the 20th century—now officially known as a megadrought, due to its intensity and longevity. Climate scientist Richard Seager has been studying it since the start. Much of his research has been on the role of natural variability versus human-induced climate change.
Click here for original story, Q&A: Study reveals long-distance levers behind US Southwest drought, and a dry future
Source: Phys.org