According to scientists, rain fell for several hours on an area 10,551 feet in elevation on Aug. 14, an unprecedented occurrence for a location that rarely sees temperatures above freezing.
Scientists who warned of heat waves and rising seas this week also say that it's possible to avoid the worst effects of the warming climate. They're relying on computer models of the world economy.
The global combined land and ocean-surface temperature was 1.67 degrees Fahrenheit above the 20th-century average, according to NOAA, the hottest in 142 years of record-keeping.
Controlled burns help reduce wildfire risk by clearing out overgrown vegetation. The U.S. Forest Service is suspending them, concerning fire scientists.
Allison Crimmins, who heads the National Climate Assessment, says the U.N.'s landmark report confirms the need for "significant, sustained action" to reduce emissions.
The U.N. has released the most comprehensive global climate science report ever. It is unequivocal: Humans must stop burning fossil fuels or suffer catastrophic impacts.
The fire raging in Northern California was whipped up by high temperatures and strong winds. It incinerated much of the Gold Rush-era community of Greenville earlier this week.