What is a Kelvin wave? How underwater phenomena impacts sea levels during El Niño
Kelvin waves are massive underwater waves that occur during a strong El Niño event and could increase flood risks for low-lying shorelines.
Kelvin waves are massive underwater waves that occur during a strong El Niño event and could increase flood risks for low-lying shorelines.
US investing nearly $2B in power grid as electricity demand surges
The Department of Energy announced almost a $2 billion investment aimed at expanding capacity and boosting efficiency across the nation’s aging and strained electrical grid.
The Department of Energy announced almost a $2 billion investment aimed at expanding capacity and boosting efficiency across the nation’s aging and strained electrical grid.
La Verne battery fire update: Evacuations remain, schools closed
Evacuation orders remain in effect for residents in over 500 La Verne homes as firefighters work to cool two overheating lithium battery storage units at the Metropolitan Water District's F.E. Weymouth Water Treatment Plant.
Evacuation orders remain in effect for residents in over 500 La Verne homes as firefighters work to cool two overheating lithium battery storage units at the Metropolitan Water District's F.E. Weymouth Water Treatment Plant.
Fall allergy season has gotten longer since 1970: Here's where it's worst
Ragweed allergy season is getting longer thanks to human-induced climate change, a new report says. That's bad news for some 50 million Americans who suffer from fall allergies.
Ragweed allergy season is getting longer thanks to human-induced climate change, a new report says. That's bad news for some 50 million Americans who suffer from fall allergies.
August cracks record for hottest month ever recorded
August set a record for sweltering temperatures, which climate scientists attribute in part to factors like human-driven climate change and a strong El Nino pattern.
August set a record for sweltering temperatures, which climate scientists attribute in part to factors like human-driven climate change and a strong El Nino pattern.
EPA proposal would make it harder for public to comment on data center plans
A plan by the Environmental Protection Agency could make it harder for the public to learn about and comment on proposed AI data centers.
A plan by the Environmental Protection Agency could make it harder for the public to learn about and comment on proposed AI data centers.
160 killed in China-Nepal flash floods; hundreds missing, including 47 Americans
Scores of people were killed Wednesday when flash floods swept through communities along the China-Nepal border. Rescue teams are still trying to locate hundreds more who are still missing in the Himalayan region, including nearly 50 Americans.
Scores of people were killed Wednesday when flash floods swept through communities along the China-Nepal border. Rescue teams are still trying to locate hundreds more who are still missing in the Himalayan region, including nearly 50 Americans.
Historic Revolutionary War ‘witness tree’ at center of preservation effort
Conservationists are implementing preservation measures to extend the life of a rare "witness tree" that dates back to the Revolutionary War.
Conservationists are implementing preservation measures to extend the life of a rare "witness tree" that dates back to the Revolutionary War.
What to know about ‘flesh-eating’ bacteria in the Gulf
Health officials warn of a potentially deadly bacteria lurking in warm coastal waters. Here’s the symptoms and who’s most at risk.
Health officials warn of a potentially deadly bacteria lurking in warm coastal waters. Here’s the symptoms and who’s most at risk.
Trump administration moves to end 2001 roadless rule on national forests
The Trump administration is seeking to repeal protections for millions of acres of national forest, citing wildfire management and forest health as environmental groups warn of potential ecological harm.
The Trump administration is seeking to repeal protections for millions of acres of national forest, citing wildfire management and forest health as environmental groups warn of potential ecological harm.
Warming waters: El Niño brings stingrays, humpback whales, and hammerhead sharks to Southern California
Warmer Pacific Ocean waters driven by El Niño are bringing stingrays, humpback whales, and rare hammerhead sharks to Southern California beaches amid global heat records.
Warmer Pacific Ocean waters driven by El Niño are bringing stingrays, humpback whales, and rare hammerhead sharks to Southern California beaches amid global heat records.
Boyle Heights residents angry as Lineage warehouse cleanup deadline approaches
Multibillion-dollar company Lineage confirmed it will fail to meet Friday's 45-day city deadline to clear rotting food waste from its fire-damaged warehouse in Boyle Heights.
Multibillion-dollar company Lineage confirmed it will fail to meet Friday's 45-day city deadline to clear rotting food waste from its fire-damaged warehouse in Boyle Heights.
Sugar-based plastics could offer solution to microplastic pollution
Researchers are investigating new ways to produce plant-based plastics from sugar, aiming to offer a sustainable alternative that could help reduce global microplastic pollution.
Researchers are investigating new ways to produce plant-based plastics from sugar, aiming to offer a sustainable alternative that could help reduce global microplastic pollution.
Trump administration looking to expand offshore drilling in California
A new federal review could pave the way for offshore drilling along the California coast.
A new federal review could pave the way for offshore drilling along the California coast.
NOAA says July was warmest month in US history, surpassing 1936 Dust Bowl heat
July was the hottest month on record, according to the NOAA.
July was the hottest month on record, according to the NOAA.
El Niño surge: Scientists warn strengthening Pacific event threatens to eclipse 2024 global heat records
A powerful El Niño combined with human-caused global warming is driving ocean heat to record levels, raising the odds that 2026 could become the hottest year on record.
A powerful El Niño combined with human-caused global warming is driving ocean heat to record levels, raising the odds that 2026 could become the hottest year on record.
Leonardo DiCaprio, Jeff Bezos commit $200 million to save endangered species
Leonardo DiCaprio and Jeff Bezos are joining forces in an effort to help save some of the world's rarest animals.
Leonardo DiCaprio and Jeff Bezos are joining forces in an effort to help save some of the world's rarest animals.
California ranks dead last in affordability, No. 35 overall in 2026 Best States list
California landed at No. 35 in U.S. News & World Report’s 2026 Best States rankings, scoring high in health care but ranking last in opportunity due to high costs.
California landed at No. 35 in U.S. News & World Report’s 2026 Best States rankings, scoring high in health care but ranking last in opportunity due to high costs.
Boyle Heights residents call for evacuation order amid dangerous fly infestation
Boyle Heights residents are demanding a mandatory evacuation order as tons of rotting food from a June fire at the Lineage cold storage facility cause a severe stench and an explosion of dangerous flies.
Boyle Heights residents are demanding a mandatory evacuation order as tons of rotting food from a June fire at the Lineage cold storage facility cause a severe stench and an explosion of dangerous flies.
California among top 3 destinations for weather-driven interstate moves, survey finds
A Redfin survey reveals better weather is the primary driver for out-of-state moves, with California ranking among the top three state destinations for relocating Americans.
A Redfin survey reveals better weather is the primary driver for out-of-state moves, with California ranking among the top three state destinations for relocating Americans.