California, Arizona and Nevada are urging the Trump administration to change course on the Colorado River. The states are calling for fixing infrastructure problems at Glen Canyon Dam.| Los Angeles Times
The Trump administration is firing employees at the Bureau of Reclamation, drawing concerns from California water agencies that depend on it to deliver supplies.| Los Angeles Times
California’s snowpack is now 85% of average, with more snow in the northern Sierra and less in the south. Amid warming winters, the state is seeing less snow at lower elevations.| Los Angeles Times
As historic storms fill once-dry Tulare Lake and submerge prime California farmland, tensions are building over how to handle the swiftly rising floodwaters.| Los Angeles Times
California announced that the State Water Project will deliver 50% of full water allotments this year, up from 40% last month. Runoff from ample snowpack is boosting reservoirs.| Los Angeles Times
The federal government and California water agencies announced an agreement to raise a dam and expand San Luis Reservoir, increasing its water-storing capacity.| Los Angeles Times
California water managers decided to curtail extra water flows intended to support endangered delta smelt. The change has sparked debate over protections for fish.| Los Angeles Times
A court has rejected environmental groups' challenge of the Sites Reservoir project. California Gov. Gavin Newsom says the state urgently needs to store more water.| Los Angeles Times
Officials have decided to ban salmon fishing on the California coast for a second year. Salmon populations have dropped after the state's last drought.| Los Angeles Times
The U.S. Army Corps of Engineers just opened up two California dams. A spokesperson says the flows are 'controlled' and being coordinated with local officials.| Los Angeles Times
Trump's pledge to pump more water in California came after a reduction in pumping at a federal facility due to maintenance. Federal data show pumping has since resumed at normal levels.| Los Angeles Times
California's snowpack stands at 65% of average for this time of year. After a dry January, major storms are forecast to bring more rain and snow.| Los Angeles Times
Ten years ago, California adopted a law to curb chronic overpumping of groundwater. Significant challenges remain, even as the state works toward its goals.| Los Angeles Times
Sen. Mike Lee (R-Utah) announced late Saturday that he was pulling a plan to sell up to more than 1 million acres of federal land from the Trump-backed 'One Big Beautiful Bill.'| Los Angeles Times
With little public debate, state lawmakers passed a complex energy bill that upended how most Californians are billed for electricity.| Los Angeles Times
California's Department of Water Resources set its initial water allocation for the State Water Project at 5% — a level that could change in the coming months depending on the weather.| Los Angeles Times
L.A. City Council members have called on the Department of Water and Power to examine why fire hydrants lost water pressure in last week's epic firefight, and why a reservoir was offline.| Los Angeles Times
The L.A. Department of Water and Power says the Santa Ynez Reservoir, which was empty at the time of the Palisades fire, is now back online after lengthy repairs to its floating cover.| Los Angeles Times
Could balloon-like water tanks help California prepare for fires? Some call an energy company’s “Water Trees” a game-changing solution to store water where needed to fight fires.| Los Angeles Times
As federal and state lawmakers call for soil testing after the Eaton and Palisades wildfires, the Newsom administration keeps downplaying contamination concerns.| Los Angeles Times
While residents in the Palisades and Eaton fire areas can use tap water for some limited purposes, the detection of a carcinogen in the systems can pose some risks.| Los Angeles Times
The January firestorms damaged water systems in large areas of Altadena and Pacific Palisades. In a new report, UCLA researchers examine the toll on 11 community water systems.| Los Angeles Times
The team of scientists found only one water sample with benzene, suggesting that the water is generally safe to drink across Altadena and the Pacific Palisades.| Los Angeles Times
In a nationwide first, California air quality officials will vote Thursday on a plan to phase out the sale of new gasoline-powered cars by 2035.| Los Angeles Times
President Trump signed legislation that would overturn California's ambitious auto emission standards| Los Angeles Times
The South Coast Air Quality Management District is poised to vote on regulations that would limit emissions of nitrogen oxides — the key pollutants that form smog.| Los Angeles Times
The Trump administration is hobbling free-world automakers in the race against China to electrify transportation. America's EV leader — California — can help.| Los Angeles Times
Under the Clean Air Act, California can adopt more stringent vehicle emission requirements than the federal government, but must obtain a waiver from the EPA.| Los Angeles Times
Between 1996 and 2020, wildfire burn areas in California grew five times larger than in the 25 years prior. Scientists say climate change is to blame.| Los Angeles Times
Why are so many California EV charging stations broken? Lax state oversight of state subsidies is one big reason.| Los Angeles Times
Plenty of challenges lie ahead as California mandates zero-emission cars, including cost and access to charging.| Los Angeles Times
Following storms, California is increasing its forecast of water supplies this year. The federal government also increased water projections for agriculture.| Los Angeles Times
The Trump administration abruptly sent water flowing from two California dams. The action could leave less water in dams for the summer, when farmers typically use it.| Los Angeles Times
President Trump has issued a directive calling for 'putting people over fish' in California water policy. State officials say it could prove harmful for water supplies and fish.| Los Angeles Times
Donald Trump's decisive presidential victory was confirmed after he picked up the battleground states of Georgia, North Carolina, Pennsylvania and Wisconsin.| Los Angeles Times
Tax revenues have exceeded estimates in California, but Gov. Gavin Newsom's costly new proposals and other programs could swallow up any extra budget funds.| Los Angeles Times
When fire hydrants ran dry, the L.A. Department of Water and Power struggled to get water where needed. The utility's operations chief explains the decisions as the fire spread.| Los Angeles Times
Some people are up in arms over potentially hazardous wildfire debris being sent to local landfills that typically don't handle high levels of toxic chemicals.| Los Angeles Times
When scientists found a carcinogen in the drinking water of Santa Rosa, Calif., after the Tubbs fire, it triggered a race to develop measures to keep residents safe. The L.A. County fires put them to the test.| Los Angeles Times
Firefighters in Pacific Palisades and Altadena have repeatedly been hampered by low water pressure and dry hydrants, revealing limitations in local water systems designed to supply neighborhoods.| Los Angeles Times
California suffered a setback when its EV truck mandate failed to win federal approval, but officials say they will use a mix of state subsidies and regulations to continue the move toward zero-emission trucks.| Los Angeles Times
With Trump on the warpath against EVs, buyers and sellers in California watch warily as he tries to dismantle Biden-era incentives that supported the industry.| Los Angeles Times
The huge growth in charging ports indicates the increasing number of zero-emission vehicles on California roads. But the milestone also comes as the Trump administration has moved to deprioritize shifting away from gasoline-powered cars.| Los Angeles Times
Gov. Gavin Newsom this week stymied implementation of landmark state environmental legislation that would have limited the amount of single-use plastics sold and distributed in California.| Los Angeles Times
Environmental groups are divided over a bill aimed at restricting single-use plastics that doesn't go as far as a measure likely headed to the California ballot.| Los Angeles Times
Environmentalists and industry are at odds over a November ballot initiative that would reduce single-use plastics and polystyrene food containers.| Los Angeles Times
New study: As global plastic production grows, so too does the concentration of microplastics in our bodies.| Los Angeles Times
Less than one year after Rachel Wagoner resigned as director of CalRecycle, she's working for a coalition of plastic and packaging companies.| Los Angeles Times
SB54 put an end to polystyrene — which had low recycling rates and high levels of pollution — in California. But the plastic industry may have spooked the governor into silence.| Los Angeles Times
Scientists worry there will be immediate harm from the Trump administration's latest federal workforce cuts, which hit NOAA and the National Weather Service.| Los Angeles Times
Dangerous widespread winds threaten Southern California's dry landscape this week, with wildfire and power outage concerns.| Los Angeles Times
Proposition 4 called for spending $3.8 billion for water projects, including those that provide safe drinking water, water recycling projects, groundwater storage and flood control.| Los Angeles Times
Plastic pollutes oceans, food, your body. Yet nations are divided over a global treaty. Why all eyes are on talks for a U.N.-led accord to cut plastic waste.| Los Angeles Times
California’s Public Utilities Commission voted for a plan that could eventually shutter the Aliso Canyon gas storage site but some residents want swifter action.| Los Angeles Times
Research shows rapid shifts between wet and dry extremes are increasing. Scientists say this 'hydroclimate whiplash' contributed to California's devastating fires.| Los Angeles Times
L.A. County public health officials are reupping their warning to pet owners: Do not feed pets raw food. More cats have been sickened from eating H5N1-infected food.| Los Angeles Times
Valley fever is caused by inhaling spores of coccidioides, a fungal pathogen that thrives in the drier and dustier regions of the state.| Los Angeles Times
As the range and incidence of valley fever grows, public health officials are struggling to warn visitors of the risk.| Los Angeles Times
Bird flu is wreaking havoc on California farms and consequently raising the price of eggs. Prices also spiked because of the high demand during the holidays.| Los Angeles Times
The Central Valley is home to many of California's most vulnerable groups to bird flu: agricultural workers. It's also where wastewater surveillance of the virus is the weakest.| Los Angeles Times
Atty. Gen. Rob Bonta claims Exxon Mobil and other corporations have perpetuated the 'myth' that recycling will solve the plastics crisis.| Los Angeles Times
Exxon Mobil has touted 'advanced recycling' as a groundbreaking technology that will turn the tide in the plastic crisis. California says it's a lie.| Los Angeles Times
Those looking to assist residents affected by the Los Angeles County firestorm have a number of options to donate money, materials or their time.| Los Angeles Times
EV sales have stalled, clouding California's ambitious plans for all new cars sold in California to be zero-emission vehicles by 2035.| Los Angeles Times
California is prepared to offer state tax rebates for electric vehicle purchases if the incoming Trump administration scuttles the federal EV tax credit, the governor said.| Los Angeles Times
California is now producing so much solar energy that the state must increasingly ask solar farms to stop producing to prevent overloading the electric grid. In the last 12 months, power that would have fueled 518,000 California homes for a year has been curtailed or thrown away.| Los Angeles Times
Inspired by Octavia Butler's Afrofuturist fiction, a Sonoma County farmer helps Black Californians connect with nature and learn lessons in climate resilience.| Los Angeles Times
The latest back-to-back water years have become the wettest on record for Los Angeles since the late 1800s, with more than 52 inches falling since October 2022. And officials say more is on the way.| Los Angeles Times
The state's latest recycling failures are unfortunate but not shocking. The petrochemical industry has a long history of outsmarting regulation.| Los Angeles Times
Researchers found high levels of microplastics in human and dog testes. They say their presence could be behind a trend in diminishing sperm quantity and quality around the globe.| Los Angeles Times
The chemicals added to plastics are likely contributing more than $250 billion to annual healthcare costs in the United States, researchers say.| Los Angeles Times
Gov. Gavin Newsom signed into law a plastic bag bill that will ban stores from offering heavyweight "reusable" plastic bags at the checkout line.| Los Angeles Times
An onslaught of atmospheric rivers hit California this winter, exposing the delicate balance of the systems that provide critical water and can prompt dangerous floods.| Los Angeles Times
California officials must finalize the state budget and the list of measures that will go on the ballot by the end of June. Secret budget conversations are intertwined with deal-making around the 2024 ballot.| Los Angeles Times
Siding with environmental groups, a judge has ruled that Sonoma County must take action to protect creeks and salmon from excessive groundwater pumping.| Los Angeles Times
Answering the basics on Bird Flu 2024| Los Angeles Times
Despite warnings of H5N1 bird flu outbreaks among dairy cattle, raw milk enthusiasts say they will continue to drink unpasteurized milk.| Los Angeles Times
Dairy industry experts say the virus entered California after local cows were shipped to another state and then returned to California.| Los Angeles Times
Although California dairy farmers had heard about the H5N1 bird flu before it hit, none was prepared for the devastation it would cause in some herds.| Los Angeles Times
California H5N1 outbreaks have had little impact on overall milk production, but experts warn that outbreaks could soon increase substantially.| Los Angeles Times
Nanoplastics are microscopic flecks so small that they can be absorbed into human cells and tissue, as well as cross the blood-brain barrier.| Los Angeles Times
It's a rarely discussed problem, but dogs are the No. 2 predator of livestock in the U.S. In California, roaming dog packs have even killed a human.| Los Angeles Times
The holiday season provides a visible and tangible surge in trash, including food, wrapping paper, aluminum and shipping boxes.| Los Angeles Times
The Biden administration added to the Southern California monument that was established by President Obama in 2014, and also expanded the Berryessa Snow Mountain National Monument in Northern California.| Los Angeles Times
Indigenous Californians want President Biden to establish a national monument in a stretch of desert that is both an ecological wonder and a window into their cultures.| Los Angeles Times
Microplastics draw scrutiny as potential risk factor for cardiovascular disease.| Los Angeles Times
Lawmakers passed two identical laws to close a loophole that allowed stores to offer 'reusable' plastic bags at checkout despite 2014 legislation meant to ban plastic bags.| Los Angeles Times
Activists urge California wildlife officials to crack down on Arrowhead bottled water operations in the San Bernardino Mountains, citing harm to wildlife.| Los Angeles Times
California ordered a bottled water company to stop taking much of the water it pipes from a national forest. BlueTriton Brands is suing to challenge the ruling.| Los Angeles Times
California regulators have ordered the company that sells Arrowhead bottled water to stop taking much of the water it pipes from a national forest.| Los Angeles Times
A company is siphoning water from a national forest to sell as bottled water. California water regulators want to limit the operation.| Los Angeles Times
Their symptoms were mild, and included common "flu-like" respiratory symptoms and conjunctivitis, or pink eye. None of the workers were hospitalized.| Los Angeles Times
A raw milk dairy farmer and longtime critic of the FDA has accused officials of ignoring his tip about a possible H5N1 outbreak among dairy cows in New Mexico.| Los Angeles Times
What is driving the unprecedented spread of avian flu?| Los Angeles Times
California winds spread microplastics from natural fertilizers at higher concentrations than previously known, a team of UCLA researchers has found.| Los Angeles Times
New research examines how much global warming has sapped the Colorado River since 2000. It shows the region has lost more water than Lake Mead can hold.| Los Angeles Times
Paved surfaces, tree cover, and home construction quality can make the difference between heat waves being an inconvenience or a threat to your life.| Los Angeles Times
Ten years after California passed landmark legislation to reduce plastic bag use, the tonnage of discarded bags has skyrocketed. What happened?| Los Angeles Times
California is set to approve regulations for transforming wastewater into pure drinking water. Experts say the highly treated water isn’t 'toilet-to-tap.'| Los Angeles Times
California's plastic bag ban aimed to reduce waste and increase recycling, but it hasn't worked out as planned. What went wrong?| Los Angeles Times