Why Is The U.S. West Experiencing A Megadrought?

Climate change is affecting the U.S. especially strongly in the west. Rivers and reservoirs are experiencing dangerously low levels.

The Colorado River is vanishing before our eyes.  

The nation's two largest reservoirs are at dangerously low levels.  

This was one of them, Lake Mead, In 2001 and then in 2015. In just fourteen years, the lake dropped 143 feet and fires are devastating forests and homes from Oregon to Arizona.