FILE - A large plume of smoke rises from BP's Deepwater Horizon offshore oil rig in the Gulf of Mexico on April 21, 2010. (AP Photo/Gerald Herbert, File)

FILE - A small dead fish floats on a pool of oil at Bay Long, off the coast of Louisiana, June 6, 2010. (AP Photo/Charlie Riedel, File)

FILE - Crude oil from the Deepwater Horizon oil spill washes ashore in Orange Beach, Ala., June 12, 2010. (AP Photo/Dave Martin, File)

A beaver sits in the Green River, Thursday, Aug. 20, 2026, near Green River, Wyo. (AP Photo/Brittany Peterson)

Nick Walrath holds a trout at Trout Creek, Thursday, Aug. 20, 2026, near Rock Springs, Wyo. (AP Photo/Brittany Peterson)

A beaver swims in the Green River, Thursday, Aug. 20, 2026, near Green River, Wyo. (AP Photo/Brittany Peterson)

Water sits in Trout Creek, Thursday, Aug. 20, 2026, near Rock Springs, Wyo. (AP Photo/Brittany Peterson)

Workers build a beaver dam on Spring Creek, Thursday, Aug. 20, 2026, near Rock Springs, Wyo. (AP Photo/Brittany Peterson)