Environment

Bird watcher using a laminated guide of some of the species of birds found in the Tijuana Slough and through the Tijuana Estuary

Riley Arthur

KPBS

Tijuana Slough among state's most polluted beaches, report finds

City News Service

The environmental nonprofit's 2025-26 report placed the Tijuana Slough ninth on its annual "Beach Bummer" list of beaches with the poorest summer dry-weather water quality grades because of elevated bacteria levels and chronic pollution concerns.

Environment

Needles, paint, human hair. This San Diego hotline helps you recycle the right way
Science & Technology

Some plants have a genetic superpower that may help them survive a cataclysm
Economy

Why you should care about 2 power companies merging. Hint: affordability

MORE STORIES

Economy

$6 gas and refinery fears collide with California’s climate ambitions

Alejandro Lazo

California is considering giving oil refineries and other major polluters billions in free pollution permits under a major overhaul of its carbon market. The fight is exposing a deeper question inside Gov. Gavin Newsom's climate agenda: Can California lower emissions without driving up gas prices?
Environment

California’s new plastic recycling rules spark fights from all sides

Alejandra Reyes-Velarde

Under new rules, plastic producers have to cut single use plastic, increase recycling rates and pay $5 billion to remedy harms from plastic pollution. Plastic producers have until June to come up with a plan for how they’re meeting state mandates.
Economy

California has 6 weeks of gas supply. After that, it gets expensive

Alejandro Lazo

At $6 a gallon, California drivers are paying the highest gas prices in the nation. Gasoline supplies look stable for the next six weeks but are uncertain after that as California leans more on imports.
Environment

UCSD scientists, musicians are making music from ocean sounds humans can’t hear

Tammy Murga

The premiere of “The Inaudible Ocean” is on May 20 at the Conrad Prebys Music Center Concert Hall in La Jolla.
Environment

Why It Matters: County sales tax measure vague on Tijuana sewage fixes

MacKenzie Elmer

The half-cent sales tax could raise $80 million per year for the Tijuana River sewage problem, but there’s little direction on how it should be spent.
Environment

'We're dry:' The new U.S. Wildland Fire Service prepares for extreme fire season

Henry Larson

Emily Feng

Tinbete Ermyas

Brian Fennessy, new head of the U.S. Wildland Fire Service, says his agency is 'trying to bring on additional aircraft and bring them on early,' and dismisses criticism of prevention methods.
Environment

Flood or fire? A disaster at Lake Hodges is looming, residents warn

Katie Futterman

San Diego’s Lake Hodges dam is the only one California has deemed unsatisfactory. A rebuild plan stalled, and people are now demanding a solution that manages flood and fire risks.
Environment

Rooted in nature, 'Silent Friend' will change the way you see the trees

Justin Chang

A new art-house drama tells three stories that span the century — and connect to one tree. Silent Friend will open your eyes to the beauty of the natural world.
International

David Attenborough celebrates his 100th birthday

Lauren Frayer

Fatima Al-Kassab

He was born before the Great Depression, came of age in WWII, and is still making wildlife documentaries. Brits call David Attenborough a national hero, as he celebrates his 100th birthday.
Economy

Gas prices keep rising, but do big oil companies plan to drill more? Not so far

Camila Domonoske

The war in Iran has pushed global oil prices higher, which boosts oil company revenues. But major U.S. oil companies aren't signaling plans to increase production to bring down prices at the pump.