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The ecologically-sensitive Covington Flats area of Joshua Tree National Park will shut down to the public in a bid to protect its Joshua trees and junipers from wildfire.

Hot weather coincides with extreme fire conditions across Northern California, prompting Pacific Gas & Electric Co. to initiate the first public safety power shutoffs of the year. Even so, the region has seen several wildfires ignite.

While there are already multiple satellites monitoring greenhouse gases from space, Carbon-I's resolution would be unprecedented.

Forest management won't be enough to avoid such casualties, but officials can take steps to adapt to this new reality and protect Californians.

OSHA is weighing national workplace heat rules that could save lives. Meanwhile, California has suffered billions in losses from soaring high temperatures.

California's longest heat wave of the year, bringing triple-digit temperatures, fire danger and air quality concerns, is expected to arrive Tuesday.

How can you cool off if the power's out? Here are tips for not melting when you lose power during a heat wave.

LAUSD campuses could help reduce pollution and enhance water supplies if they obeyed stormwater regulations, environmentalists say. So why don't they?

The Jurupa Valley City Planning Commission has requested further study on a development that potentially threatens one of the oldest plants in the world.

Samples of San Francisco wastewater tested positive for bird flu; authorities have yet to determine the source.

Which Southern California native plants survived climate change and mass extinctions 13,000 years ago and still live today? La Brea Tar Pits researchers compiled a list.

Forecasters are warning of a major heat wave next week that will bring triple-digit temperatures to most of inland California.

The Tule River Indian Tribe and state wildlife crews reintroduced 9 beavers to their natural habitat in the Sierras.

Thirteen young plaintiffs won a settlement to ensure that the state is on track to meet its long-term greenhouse gas emission reduction targets.

The California Climate Information System, or CalCIS, would have made California the first state to create an open-source, continually refreshed climate hub.

A California environmental group has sued the U.S. Forest Service to challenge the use of water from a national forest by bottled water company BlueTriton Brands.

He claimed he had "the best environmental numbers ever" during this first term. That's not true.

An initiative funded by fossil fuel interests that sought to reverse California's rules about how close oil wells could operate near homes and schools has been pulled from the November ballot.

Democrats passed a law to expedite construction at the California Capitol by exempting a large renovation project from the environmental law known as CEQA.

A Bay Area photographer captures juvenile white sharks "smiling" in the warm waters of Monterey Bay.

Despite assurances from the federal government that bird flu will be eradicated from dairy cows, some experts worry the disease is here to stay.

As Joshua trees struggle with climate change, habitat loss and increasingly intense wildfires, California is scrambling to complete a conservation plan.

California water officials have estimated that the total costs of drinking water solutions for communities statewide amount to $11.5 billion over the next five years.

The state library parks pass program was cut until advocates pushed to bring it back. Now library cardholders in the state can visit a state park for free.

California's Fish and Game Commission voted to consider listing white sturgeon, the largest freshwater fish in North America, as a threatened species.

As mining companies look to the seafloor for critical metals, environmentalists say California's Right to Repair law could help avert ecological harm.

Here's a timeline of key events at Giant Rock, a landmark north of Landers, Calif., that attracts seekers, partiers, conservationists and, according to some, extraterrestrials.

Multiple projects seeking to remove carbon dioxide from the air have been launched across Los Angeles County.

As chief heat officer for the city of Los Angeles, it is Marta Segura's job to make sure we don't look away from the threat coming for us.

Adel Hagekhalil leads the giant water agency that supplies 19 million Californians. He is focusing on transforming water management to adapt to climate change.