Climate & Environment

Your SoCal weather report for Monday, July 15: Sunny with possible thunderstorms

Sunny conditions persist, Antelope Valley and parts of the San Gabriel Valley could see thunderstorms.

A heat map for the Southern California area.

Scientists just got closer to solving a major Antarctic puzzle

Two new papers find threats that climate models haven't accounted for, including a tipping point under the ice.

Chunks of ice float in front of a much larger ice wall on still Antarctic water.

The Tule River Tribe of California recruits an old ally in its fight against wildfires: Beavers

Beavers were once abundant in North America. Bringing them back could be have serious climate benefits.

A brow beaver chewing on a piece of wood.

Taking a train during a heat wave? Watch out for ‘sun kinks’

As tracks heat up, they expand and buckle. That's forcing rail operators to adapt as the climate warms.

The black silhouette of a skyline and train tracks are illuminated by a golden, sun setting in the upper left of the image. The barriers that separate the adjacent railroad tracks reflect off the sun.

Yes, a thunderstorm passed over LA this morning — but what caused it?

A rare mashup of elements in the atmosphere caused this morning's thunderstorm.

Much of Mount Baldy and its surrounding trails will be closed until October following Vista Fire

The closures include roads in Mount Baldy Village as well as popular trails, including 25 miles of the Pacific Crest Trail.

A map showing a closed area in the San Bernardino Mountains.

Firefighters make progress on Lake and Vista fires

Temperatures around the Lake Fire will hover around the triple digits until next week.

Activists protest Santa Susana Field Lab on 65th anniversary of meltdown, citing ongoing need for cleanup

The site, located near Simi Valley, has long been a sticking point for environmental advocates and local residents worried about health risks associated with living so close to hazardous materials.

Oldest wolf in Yellowstone gives birth for the 10th time

Wolf 907 in Yellowstone National Park is well into her golden years. That hasn’t stopped her from giving birth to another litter of pups, her tenth in fact.

A gray wolf walks in the snow, looking regal

Pauba Fire in Temecula forces evacuations, burns more than 100 acres

Riverside County Fire first reported the flames at 1:29 p.m. Friday.

Smoke is seen rising inside the canyons of a rocky hillside. Buildings and roads can be seen at the foothills.

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