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Tuesday, September 30, 2025 3:54 PM ET

The San Diego Union-Tribune - Environment

As Amazon's 'flying rivers' weaken with tree loss, scientists warn of worsening droughts

1 hour ago

'Didn't want anything to do with us': Orphaned mountain lions released near Ramona

19 hours ago

Trump administration opens more land for coal mining, offers $625M to boost coal-fired power plants

1 day ago

Hurricane Helene hit the reset button on one town's goal of becoming an outdoor tourism mecca

4 days ago

Sempra lines up $10B deal with private equity giant KKR

4 days ago

Midway Rising's $3.9B plan for San Diego's sports arena site advances

4 days ago

On North Carolina's rivers and streams, the cleanup of Helene's fury seems never-ending

5 days ago

China, world's largest carbon polluting nation, announces new climate goal to cut emissions

5 days ago

Al Gore's satellite and AI system is now tracking sources of deadly soot pollution

6 days ago

At UN, Trump attacks climate change efforts in front of leaders of drowning nations

6 days ago

AI cameras are spotting wildfires across California — often before humans call 911

7 days ago

Federal judge lifts Trump administration's halt of nearly complete offshore wind farm in New England

7 days ago

Trump has crushed offshore wind plans, but states haven't quite given up hope

10 days ago

Trump administration moves to revoke permit for Massachusetts offshore wind project

10 days ago

Nations ratify the world's first treaty to protect international waters

11 days ago

Will electric tractors gain traction? At a pilot event for farmers, researchers see possibilities

11 days ago

Retreating Alsek Glacier reveals new island in southeast Alaska

11 days ago

Zip-tied and abandoned pair of kittens now healed and up for adoption

11 days ago

White House scraps water expert's nomination as states hash out Colorado River plan

11 days ago

In coastal Ghana, female oyster farmers try to save an old practice threatened by climate change

12 days ago

Hurricane Helene hit North Carolina a year ago. Some students never returned to school

12 days ago

National Academy of Sciences rebuffs Trump EPA's effort to undo regulations fighting climate change

13 days ago

Endangered pink river dolphins face a rising mercury threat in the Amazon

13 days ago

New England's shrimp industry is struggling, with fishermen catching few in 2025

14 days ago

California Legislature passes a swath of last-minute energy bills

14 days ago

Young activists won a landmark state climate trial. Now they're challenging Trump's orders

14 days ago

McDonald's plans $200 million investment to promote regenerative practices on US cattle ranches

15 days ago

Shipping companies support a first-ever global fee on greenhouse gases, opposed by Trump officials

15 days ago

Youth mental health challenges keep mounting 2 years after Maui wildfires

15 days ago

Climate tracking apps measure your carbon footprint. Here's how they work

17 days ago

The EPA wants to end a requirement that large polluters report their greenhouse gas emissions

17 days ago

Across the US, cities combine art, shade and education to help people beat the heat

17 days ago

How AI is helping some small-scale farmers weather a changing climate

18 days ago

Well-preserved Amazon rainforest on Indigenous lands can protect people from diseases, study finds

19 days ago

The US keeps breaking renewable energy records

19 days ago

Study links more frequent and severe heat waves to pollution from major fossil fuel producers

20 days ago

Are EVs really better for the environment? Study checks role of coal, battery and range

20 days ago

Trump administration wants to cancel Biden-era rule that made conservation a 'use' of public land

20 days ago

San Diego just OK'd a plan to save Sunset Cliffs and city beaches from rising seas. Here's what's in it.

20 days ago

San Diego County OKs more studies, money to fix South Bay sewage crisis

20 days ago

How to defend a home from wildfire: UC Berkeley researchers' lessons from infernos

21 days ago

Sweden's plans to mine rare-earth minerals could ruin the lives of Indigenous Sami reindeer herders

21 days ago

In LA port, bobbing blue floats are turning wave power into clean energy

22 days ago

As summers grow deadlier, here's what to know about utility shutoffs

25 days ago

Most enduring and biggest iceberg breaks apart, with more splintering to come in its death spiral

25 days ago

States and developer sue the Trump administration for halting work on New England offshore wind farm

26 days ago

Researchers test plant-based birth control on Chicago rats after deaths of owl family

27 days ago

San Diego County's most exclusive trail is getting a re-route, after years of controversy over nearby eagles

27 days ago

Appeals court backs EPA action terminating billions in 'green bank' grants

27 days ago

In the sustainable age, how can batteries be safer? A company says it has the answer

30 days ago

Cruise industry sues to challenge Hawaii's tourism tax designed to deal with climate change issues

1 month ago

Western states seek to end long-running water dispute over dwindling Rio Grande

1 month ago

Trump admin cancels $679 million for offshore wind projects as attacks on reeling industry continue

1 month ago

Fire departments concerned about cancer risks are buying gear that is free of forever chemicals

1 month ago

States fast-track wind, solar permits and contracts to beat Trump's deadline

1 month ago

First peer-reviewed study of Tijuana River Valley sewage crisis finds link between water pollution and toxic gas in air

1 month ago

Massachusetts cranberry bogs are being given a second life as vibrant wetlands

1 month ago

Endangered frog species is hopping around Southern California once again

1 month ago

The Colorado River is in trouble. Some groups want the government to step up

1 month ago

This air conditioning strategy is the sweet spot for saving energy and money, experts say

1 month ago

Scientists give harsh grades to Trump administration work aimed at undoing a key climate finding

1 month ago

Firefighters and weather are stabilizing Oregon wildfire. Flames so far spare California wineries

1 month ago

To get that perfect ear of corn, weather has to cooperate. But climate change is making it dicier

1 month ago

Democrats demand Trump resume a major offshore wind project near Rhode Island

1 month ago

San Diego wants to phase out natural gas in buildings. Does a new law knock the city's plans off track?

12 days ago

Green spaces are key to combating record heat in marginalized communities

1 month ago

As AI becomes part of everyday life, it brings a hidden climate cost

1 month ago

China rushes to build out solar, and emissions edge downward

1 month ago

San Diego Zoo announces death of 30-year-old gorilla called 'heart of our bachelor troop'

1 month ago

California will plow ahead with its electric vehicle goals but what's the price tag?

1 month ago

Thinking about a heat pump? Some things to know about choosing what's best for you

1 month ago

La Niña could soon raise wildfire threat in already parched San Diego County

1 month ago

D Street beach staircase in Encinitas will remain closed until November

1 month ago

Fake grass is greener but is it worse for the environment? Florida a new testing ground

1 month ago

'A day with heavy hearts' for zoo lovers: San Diego Zoo's beloved polar bear, giraffe matriarch have died

1 month ago

Arizona, Nevada and Mexico will again get less Colorado River water in 2026

1 month ago

Failed plastics negotiations in Geneva leave world few options to confront growing pollution crisis

1 month ago

Countries deadlocked on plastic production and chemicals as talks on a global treaty draw to a close

1 month ago

As Canada wildfires choke US with smoke, Republicans demand action. But not on climate change

1 month ago

California spending $55 million on incentive program for EV fast chargers

1 month ago

People often miscalculate climate choices, a study says. One surprise is owning a dog

1 month ago

People climb buildings and hand out soap to push for a plastic pollution treaty

1 month ago

FEMA abruptly disbands youth advisory council, but students say their climate advocacy won't stop

1 month ago

New draft of global plastic pollution treaty would not limit plastic production

1 month ago

Safari Park's Elephant Valley habitat to open in early 2026

1 month ago

Groups seek to influence plastic pollution treaty talks at the UN as negotiations wind down

1 month ago

Parts of Europe burn as millions are facing record heat

1 month ago

Colorado has a wild horse problem. Could its expanded birth control darting program be a model for the West?

1 month ago

A climate-friendly home starts with an energy assessment. Here's how my 100-year-old house did

1 month ago

Residents in Alaska's capital city prepare for possible glacial flooding

1 month ago

US at plastics treaty talks is rare international participation under Trump. What's the goal?

1 month ago

County temporarily closes several nature preserves, parks due to extreme heat forecast

1 month ago

Scientists thought this Argentine glacier was stable. Now they say it's melting fast

1 month ago

California's rooftop solar rules in limbo after state Supreme Court ruling

1 month ago

July was Earth's third-warmest on record, EU scientists say

1 month ago

Trump's push for drilling, mining sharpens debate for Alaska Natives about land they view as sacred

1 month ago

Great Barrier Reef records largest annual coral loss in 39 years

1 month ago

AI is fast-tracking climate research

1 month ago

New studies tie unrecognized deaths and health problems to Maui and LA wildfires

1 month ago

Trump EPA says it will defend tough lead pipe rule from Biden, but details to come

1 month ago