As heat waves hit, electric bills for mansions are becoming pricier than many mortgages.
With climate change, California must confront hard truths on how and where we will live in the future, and what that means for decisions made today.
Temperatures in the San Fernando, San Gabriel and Santa Clarita valleys as well as the Inland Empire and Orange County could reach triple digits.
California won't rebuild every rural town incinerated by a fire. As resources shrink and priorities change, the risk of far-right violence will grow.
Sen. Joe Manchin agreed to support fellow Democrats' big climate and healthcare bill in exchange for energy permitting reform. But his colleagues rejected the proposal.
Officials with Metrolink are still responding to recent movement detected in the railway's foundation near San Clemente after Tropical Storm Kay.
In a future ravaged by climate change, wildfires will strain resources. Bringing back every town will only put people in mortal danger once again.
California needs a plan for how and where we will live in the future.
Climate change is a true threat to life in Northern California. But residents merely see it — and the fires it brings — as a challenge to overcome.
Though less scorching and shorter than the last heat wave, the hot temperatures will effect the valleys, the inland coast and downtown L.A., agency says.
Officials said 16 homes were damaged or destroyed after a mudslide Sept. 12. One woman was found dead in her home.
When Mother Nature is setting climate disaster records every year, what can we do?
In at least one place with the offending name — the unincorporated town of Squaw Valley near Kings Canyon National Park — discussions about what the name should be have already grown heated.
One 1872 U.S. law aimed to preserve the natural world, establishing Yellowstone park. The other, the General Mining Act, sacrificed public lands.
Stanford researchers found that California will need a drastic increase in infrastructure to support daytime charging, which will make better use of solar energy.
Although the state Endangered Species Act does not name insects, sections of the law suggest invertebrates may be grouped under the category of fish.
The pool in Devils Hole, home to the endangered pupfish, saw waves erupt up to 4 feet high after a 7.6-magnitude earthquake hit near Mexico on Monday.
A zoning change would have allowed a developer to build a surf lagoon in the desert. La Quinta's City Council rejected the controversial proposal.
In the Los Angeles area, temperatures will be 5 to 10 degrees above normal through Saturday, then 10 to 20 degrees above normal Sunday through Tuesday.
More dryness, extreme weather events and water quality hazards are likely in 2023, state water officials said Wednesday.
From heat-map red to Dodger blue, L.A.'s autumnal colors are there if you just know where to look.
Progressive public relations guru David Fenton says organizations fighting global warming are ignoring well-known rules about how to sway public opinion.
The California Air Resources Board proposal would require all new medium- and heavy-duty trucks sold in the state to be zero-emission by 2040.
Madera, Modoc and Siskiyou counties each saw fires burn through structures and homes during California's record-breaking heat wave at the start of September.
The storm system from Northern California hit the Central Coast, but most of Southern California hasn't seen much rain, according to the National Weather Service.
Though the recent rains have helped tame some active blazes, it's too soon to say goodbye to this year's fire season.
Showers have been dampening parts of California since Sunday, with 3 to 4 inches falling in the Santa Barbara County mountains.
A developer plans to build a large surfing pool in La Quinta. Critics argue it would require too much water as California grapples with drought.
Rain showers that started Sunday afternoon are bringing welcome moisture to the Mosquito fire, but also an increased risk of mudflows and floods in a heavily forested corner of Northern California.
As streams dry up in the San Gabriel Mountains, biologists are searching harder for suitable areas to reintroduce a rare frog species.
Pressure on state and local governments can sway the policies that will determine our climate's future.
The industry has been hurt by shrinking real estate, more affordable land in other states and the shortage of water and other natural resources.
The Los Angeles Department of Water and Power has launched two new programs to help lower-income Angelenos stay cooler and not get burned by peak summer electric bills.
Officials are lauding the city's progress, but some experts ponder the long-term plan — especially as seasonal outlooks indicate yet another dry winter is in store for Southern California.
We can affordably and quickly get shade on campuses by updating regulations that were created before climate change made heat emergencies common.
The Mosquito fire in the Sierra Nevada foothills has burned 67,669 acres and is 20% contained.
Squirrels, like many other animals, have been spotted splaying out to try to stay cool, which some scientists call "heat dumping."
The Mosquito fire, which has burned 58,544 acres in Placer and El Dorado counties, is close to surpassing the 60,138-acre McKinney fire.
The woman's last known location was in a building in the Forest Falls area that was directly affected by the mudflow, officials said.
The La Niña climate pattern, which tends to bring dry conditions to the Southwest, is expected to persist for another year amid the ongoing drought.
Smoke continues to hurt air quality in Placer and El Dorado counties, as far as 100 miles to the north and northwest, and across the Sierra foothills.
Residents in Oak Glen and Forest Falls were ordered to evacuate because of threats from mudslides and debris, affecting about 50 homes, authorities said.
Some experts say the restrictions create more barriers to doing controlled burns precisely when the need for them is most acute.
To address the scorching heat, L.A. has set up cooling centers. But most Angelenos choose to hunker down in a sliver of shade.
As climate change makes crazy weather more common, it could prompt a new urgency around getting vulnerable homeless people into housing and shelter.
This technology has just proved its value in a crisis, and the more capacity we add, the more it will save us from high bills and blackouts.
As climate change continues to heat the planet, Twitter's outage underscores how extreme weather can incapacitate the online systems we all rely on.
NOAA's satellite image showed Tropical Storm Kay hovering Saturday off the coast of Southern California and Mexico's Baja Peninsula.
Twenty-one cars became trapped in a mudslide in Lake Hughes as the remnants of Tropical Storm Kay produced scattered thunderstorms.
Every year, hunters descend on the Everglades to kill Burmese pythons. Two women are among the eradicators.