firefighter sprays down flames as the Detwiler fire rages on near the town of Mariposa, California on July 18, 2017. California has suffered widespread fires in recent days, with a lighting strike near Yosemite National Park sparking a blaze that destroyed more than 26 square kilometers (10 square miles) of forest. | JOSH EDELSON/AFP/Getty Images

Wildfires Are Raging Across the American West

The fire season is 105 days longer than it was in the 1970s, according to an analysis by Climate Central.