Environment

Record-breaking storms dropped more than 9 inches of rain on areas of Middle Tennessee. At least 21 people are dead and dozens are still missing.

Big wildfires create their own weather, and can even spawn tornadoes swirling with smoke and flame. Researchers are trying to determine how often they occur.

Flooding in rural areas took out roads, cellphone towers and telephone lines, leaving families uncertain about whether their loved ones survived the unprecedented deluge.

The first-ever shortage declaration on the Colorado River forces arid Western states to re-examine their relationship with resources many take for granted, drinking water and cheap hydroelectricity.

Heavy rainfall in several Middle Tennessee counties on Saturday prompted water rescues, road closures and communications disruptions. More than 30 people have been reported missing.

With Tropical Storm Henri strengthening, resort areas such as Martha's Vineyard, Block Island and Nantucket are in the watch zone this weekend, as are parts of Long Island and Connecticut.

Greensboro is getting ready to take the next step in a project that will help reduce PFAS contamination in its drinking water supply.

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.

Activists and relief workers can't help but respond to mounting disasters in Haiti, even though they are fatigued from the constant churn of relief efforts.

Agency officials issued a final ruling on Wednesday saying chlorpyrifos can no longer be used on the food that makes its way onto American dinner plates. The move overturns a Trump-era decision.