Climate & Environment

Authorities arrest man on suspicion of arson in 34,000-acre Line Fire

Some 65,600 structures, 13,000 under evacuation orders, remain threatened as the fire burns in steep terrain.

A row of firefighters have their backs to the camera as they watch smoke rise over a mountain

Much of the Colorado River’s water goes to feed cows. How changing your diet could help

Nearly half the water drawn from the Colorado River goes to grow feed for beef and dairy cows. Researchers say modest changes in American diets could help the river — and the climate.

This aerial view shows an irrigation canal through agriculture fields.

Bold cabernet sauvignon wines made Napa Valley famous. Now, hotter temperatures are starting to damage the grapes, so some wineries are starting to experiment.

In LA, need for free AC units outpaces supply. How you can get your hands on one

Hundreds of people age 60 and above waited in line to get portable AC units in Lincoln Heights.

Two middle-aged men wearing baseball caps lift a large box into a white car. In the background are blue shade tens that read "Los Angeles Department of Water and Power." The man on the left has light brown skin and wears a grey long sleeved shirt and khaki work pants and boots and the man on the right is Black and wears a khaki green short sleeved shirts, jeans and workboots.

Airport Fire grows to 22K acres in Orange County; state of emergency declared

Fire officials said OC Public Works was moving boulders when the fire ignited in Trabuco Canyon.

Dogs hang out the window of a truck as a massive fire burns in the background.

LA heat waves make the air worse to breathe. Here’s why

The sunlight sparks reactions in the air that are harmful to our heart and respiratory systems, but extreme heat accelerates it.

The downtown L.A. skyline is obscured by smoggy air

Get ready for fire season. Here's how to sign up for emergency alerts in Southern California

Each county in Southern California has its own way of doing things. Here’s a list of emergency alert systems to sign up for so you’ll always be in the know.

Firefighting personnel walk by a Smokey the Bear forest service sign warning of high fire danger

Happy to report: The worst of SoCal's record-breaking heatwave is coming to an end

It's going to be another warm one before cool down kicks in.

Why the San Fernando Valley suburbs could be ground zero for the next farming revolution

As climate change makes the classic green lawns more unsustainable, some have traded their grass for lettuce, avocados, and other crops.

Two women are smiling at the camera with their arms around each other. The woman on the left is wearing an orange long-sleeve flannel and a gray baseball cap, while the woman on the right has her black hair pulled back in a ponytail and is wearing a pale-yellow shirt. They're both standing in an outdoor farm space filled with leaves and trees on a sunny, clear morning.

Bridge Fire explodes to 47K acres; more than 30 homes destroyed

Flames burning in the San Gabriel Mountains, evacuations continue

Thousands without power as LADWP works on overheating equipment

More than 64,000 LADWP customers have experienced power outages at some point during the heat wave that began Thursday. SoCalEdison reports about 3,758 customers were without power as of Monday morning.

Power lines are backlit by a bright sun.

EPA proposes Superfund designation of former Exide facility. How you can weigh in

A 60-day public comment period on the proposal is now open through Nov. 4

A facade of a building with the faded word "Exide" on the exterior wall

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