Climate & Environment

A guerrilla gardener installed a pop-up wetland in the LA River. Here's how — and why

Well-meaning city dwellers forgo permits and official procedure to rewild urban areas across the country. In downtown L.A., artist Doug Rosenberg is trying to push the grassroots movement forward.

Listen 4:02

California moves to fill climate void left by the federal government on the world stage

The U.S. didn't send delegates to this year's world climate conference called COP30. But that void is being filled by leaders from state and cities including California.

California Gov. Gavin Newsom speaks during an event in San Francisco on Nov. 9, 2023.

A red meat allergy caused by ticks killed a N.J. man. Here's what to know

Researchers say they believe they've documented the first known death from alpha-gal syndrome — a red meat allergy caused by tick bites.

‘A flood on steroids’: What to know as storm, debris flows threaten LA

Forecasters expect the heaviest rain Friday into Saturday night

A group of people work with shovels to dig out a mud slide. In the distance there is trailer pushing mud

Nearly 300 high-polluting school buses will be taken off the streets in SoCal school districts

Air quality regulator South Coast AQMD is swapping out old school buses with electric ones.

Listen 0:41

A yellow school bus with green wheels is a parked next to several other buses. The side of the bus reads Los Angeles Unified and there are palm trees in the background.

Data centers are putting new strain on California’s grid. A new report estimates the effects

California’s data centers have doubled their use of electricity and demand for water — and are polluting more, even as lawmakers stall on oversight.

A room with cabinets of computers with cables. A person, out of focus in the back, is attending to a cabinet.

South Gate opened 3 new parks in the last year. How did the small city do it?

It’s not easy to add green space where it’s most needed. The small city of South Gate is a success story — and a model for the region.

Listen 3:56

A middle-aged man with light skin tone and white hair and short beard wearing a tan jacket and yellow collared shirt and black pants stands at a podium in a park on a sunny day.

Court filing alleges Edison is delaying Eaton Fire litigation and potential mediation

The utility company denies the allegation, saying it’s too soon to enter into mediation when investigations into the cause of the Eaton Fire are not yet complete.

Listen 0:44

An aerial view of homes that burned in the Eaton Fire on Jan. 19, 2025 in Altadena, California.

Welcome to winter. The forecast all week — rain

Some areas have seen more than 10 inches of rain. More showers are expected all week, with another storm heading into the area late in the week. —

A person with an umbrella walks on a bridge over a busy, wet freeway.

New LAFD chief says he supports probing department's handling of fire that became Palisades Fire

L.A. Mayor Karen Bass called for a full investigation in October, following Los Angeles Times reporting that found firefighters were told to leave Lachman Fire burn site before it was out.

Fire engulfs a hillside next to a homes.

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