Extreme weather in the U.S. is growing more frequent and intense, and that’s posing far-reaching consequences for how our cities are planned, how we get our food and how our economy runs.  

That's especially true for communities here in the Southwest. The details are part of the Third National Climate Assessment released today from the Obama Administration.   

For more, we’re joined by Gregg Garfin, climatologist at the University of Arizona and one of the lead authors for the report's chapter on the Southwest region.