Los Angeles County's La Tuna Fire is one of 29 burning across the state, and "is the largest fire in the history of L.A. city," Mayor Eric Garcetti said.

The Canadian Red Cross says an additional 1,500 people from the Garden Hill First Nation in Manitoba have been given evacuation orders due to wildfire smoke in the Island Lake area.

UPDATE 3:55 P.M. With assistance from several supporting agencies, the Kittitas County Sheriff’s Office completed evacuation notices mid-day Saturday in the Roslyn, Ronald and Lake Cle Elum areas.

Study finds Zoloft, Celexa, Prozac and Serafem in multiple Great Lakes fish species — possibly changing their behavior and impacting the ecosystem

During September, the average contiguous U.S. temperature was 66.3°F, 1.4°F above average.

A new report identifies climate change as one of the challenges facing transportation in Alaska's most famous national park.

According to the National Weather Service, 36.5 million residents, 98% of Californians, are under a heat advisory Friday as a high-pressure system broils the state from the Oregon to Mexico borders.

Cooke Aquaculture Pacific knew its Cypress Island facility was “vulnerable” before the spill that sent tens of thousands of invasive Atlantic salmon into Puget Sound. Now, the future of Atlantic salmon farming in Washington is in doubt.

Cloudberries observed in new area around Seldovia.

For centuries, marine species have moved around either by hitching ride on the hulls of ships or as stowaways in ballast water. In many instances, species have been deliberately introduced for aquaculture or other commercial purposes.

Coyotes infected with sarcoptic mange have been mistaken for "zombie" dogs near Chicago IL police say. Coyotes also prevalent in Southern Illinois.

The creeks were so full - I bet the oxygen levels weren't so good for them though.

Scientists are unsure if warming temperatures are causing the bizarre invertebrates to spread.

A large iceberg was spotted approximately 93 km (57 miles) to the west of Látrabjarg, which is located in the north-west of Iceland.

Beetles that killed millions of acres of trees in the 1990s were a first sign of climate change. In a new flare-up, they continue marching north as Alaska warms.

Maps and graphics show the extent of the devastating flooding caused by Hurricane Harvey in Houston and Texas.

Yakutia in a white blanket as temperatures dip to minus 6C as winter 'comes too soon'.

A small caterpillar has already infected large areas of Norway's largest county. Scientists fear this may be the beginning of something far worse.

The devastating storm once known as Hurricane Harvey, already the biggest rainstorm in the history of the continental United States, delivered another punishing wave of rain Wednesday to Texas and Louisiana.

For the last century, reindeer have roamed St. Paul Island without much oversight. But now, the tribal government is stepping up its management style to boost subsistence options and the local economy.