TOP ENVIRONMENTAL NEWS

Fresno ranks No. 1 on California pollution list

Fresno ranks No. 1 on California pollution list

FRESNO — The state's new effort to map the areas most at risk from pollution features hot spots up and down California.

Climate change and extreme weather could set back decades of improvement in California’s air quality, a new report by the state’s...

The California Environmental Protection Agency has released a statewide list of census tracts most burdened by pollution, providing a first-of-its-...

GREAT READS | Science

An ecosystem of our own making could pose a threat

An ecosystem of our own making could pose a threat

The plastisphere, a marine ecosystem that starts with bacteria on particles of discarded plastic, is drawing increasing attention. Scientists fear it might host pathogens and leach dangerous chemicals.

West Coast sardine crash could radiate throughout ecosystem

West Coast sardine crash could radiate throughout ecosystem

If sardine populations don't recover soon, experts warn, the West Coast's marine mammals, seabirds and fishermen could suffer for years.

MORE ENVIRONMENTAL NEWS

A blow to corn-based biofuels

WASHINGTON — Biofuels made from the leftovers of harvested corn plants are worse than gasoline for global warming in the short term, a...

Drought -- and neighbors -- press Las Vegas to conserve water

Drought -- and neighbors -- press Las Vegas to conserve water

LAS VEGAS — Deep beneath Lake Mead, a 23-foot-tall tunnel-boring machine grinds through stubborn bedrock in a billion-dollar effort to...

Air quality board to consider another relaxation of diesel rules

Air quality board to consider another relaxation of diesel rules

California air quality officials are again moving to relax tough rules to clean up aging diesel trucks that are among the state's worst...

Fighting season for Brown, lawmakers

Fighting season for Brown, lawmakers

SACRAMENTO — High-stakes bargaining is about to begin in California's Capitol.

Obama administration delays Keystone XL pipeline decision

Obama administration delays Keystone XL pipeline decision

WASHINGTON — The Obama administration on Friday delayed a decision on the construction of the controversial Keystone XL pipeline,...

Obama administration delays decision on Keystone XL pipeline

Obama administration delays decision on Keystone XL pipeline

WASHINGTON -- The Obama administration has delayed a decision on the controversial Keystone XL pipeline project, perhaps until after...

Judges overturn rulings on Sacramento River contracts

Judges overturn rulings on Sacramento River contracts

A decision by a federal appeals court Wednesday could allow for changes in water deliveries to irrigation districts that hold senior...

Household rat poison linked to death and disease in wildlife

Household rat poison linked to death and disease in wildlife

The mountain lion known as P-22 looked majestic just a few months ago, in a trail-camera photo shot against the backdrop of the Hollywood...

Water shortage divides Californians on solutions and blame

Water shortage divides Californians on solutions and blame

The vast majority of Californians believe, unsurprisingly, that the state is in the throes of a serious water crisis. But many disagree...

California to set chromium limit for drinking water supplies

California to set chromium limit for drinking water supplies

The state Department of Public Health is adopting the nation's first-ever drinking water standard for hexavalent chromium, a carcinogen...

Appeals court upholds EPA limits on air toxicity

Appeals court upholds EPA limits on air toxicity

WASHINGTON — A federal appeals court Tuesday upheld the Environmental Protection Agency's first-ever limits on air toxics, including...

U.S. greenhouse gas emissions dropped 3.4% in 2012

U.S. greenhouse gas emissions dropped 3.4% in 2012

Greenhouse gas emissions in the United States dropped by 3.4% in 2012, federal environmental regulators reported Tuesday.

U.S. appeals court upholds Obama administration limits on air toxics

U.S. appeals court upholds Obama administration limits on air toxics

WASHINGTON – The U.S. Court of Appeals for the District of Columbia Circuit on Tuesday upheld the Environmental Protection Agency&...

Southland air regulators seek to hold ports to pollution targets

Southland air regulators seek to hold ports to pollution targets

Air quality regulators, embarking on a bold new strategy to reduce smog in Southern California, want to hold the ports of Los Angeles and...

EPA drastically underestimates methane released at drilling sites

EPA drastically underestimates methane released at drilling sites

Drilling operations at several natural gas wells in southwestern Pennsylvania released methane into the atmosphere at rates that were 100 to...

Advertisement
LATEST

Tsetse fly gives birth

Potential for heart attack, stroke risk seen with marijuana use

2 new drugs aim to prevent migraines; early tests done

FDA warns of risks to cortisone injections in the spine

If it quacks like a bio-duck, it's a minke whale, scientists say

Hear me now? Gene therapy improves 'bionic ear' technology

Two NASA astronauts to replace a computer in space -- watch it live

Nearly 7 in 10 Americans say health plans should cover birth control

Advertisement

Spotlights from the Los Angeles Times

Watch Rob Delaney

Watch Rob Delaney

Don't miss Rob in our exclusive Festival of Books video.

Zooey Deschanel's style

Zooey Deschanel's style

See what the actress/musician is designing with Tommy Hilfiger.

Jonathan Gold's Bite Nite

Jonathan Gold's Bite Nite

Find out how you can attend this LA Times members-only event.

We’re on Pinterest.com

We're on Pinterest

Our pinboards feature art, culture, food and more. See them now.

VIDEO