Firefighters work the scene as the Glass fire continues to burn in Calistoga, Calif., on Oct. 1, 2020. The United States’s west coast experienced a record-breaking fire season in 2020, with five of the state’s six biggest blazes in history burning simultaneously, and nearly four million acres scorched.

Firefighters work the scene as the Glass fire continues to burn in Calistoga, California on October 1, 2020. – The United States’s west coast is experiencing a record-breaking fire season, with five of the state’s six biggest blazes in history currently burning, and nearly four million acres scorched. (Photo by JOSH EDELSON / AFP) (Photo by JOSH EDELSON/AFP via Getty Images)