Drought in the Southwest Can Last for Decades — or Centuries

One of the interesting reports coming out of the American Geophysical Union conference this year was on "abrupt" climate change. For a long time the Dust Bowl droughts of the l930's, which were indeed severe, were considered the worst the Southwest could expect. But now, based on tree-ring and pollen "proxy" studies, scientists can withContinue reading “Drought in the Southwest Can Last for Decades — or Centuries”