"An inside look at the effort to help marine mammals sickened by domoic acid, a neurotoxin in the water resulting from a bloom of algae."

"Mexican officials are scrambling to come up with a plan to increase the amount of water the country sends to the United States because of growing concern that President Donald Trump could drag a dispute over an 81-year-old water treaty into trade negotiations, according to three sources familiar with the matter."

"Millions of people across the United States could be drinking water contaminated with dangerous levels of substances created when utilities disinfect water tainted with animal manure and other pollutants, according to a report released Thursday."

"President Trump on Wednesday ordered his administration to repeal a Biden-era rule restricting water flow from shower heads."

"The secretary of commerce is personally reviewing all contracts with commitments above $100,000 at the National Oceanic and Atmospheric Administration, causing backups and uncertainty in the agency that is responsible for the country's weather forecasts, marine fisheries management and coastal management. NOAA is housed within the Department of Commerce."

"President Trump issued a sweeping executive order aimed at undermining states’ ability to set their own environmental policies. The order directs Attorney General Pam Bondi to identify and “stop the enforcement” of state laws that address climate change and other environmental initiatives."

"One of the most endangered animals in the world, freshwater mussels are threatened by pollution, climate change, habitat loss, and invasive species. But in the epicenter of their diversity — the Southeastern U.S. — the root cause of a catastrophic die-off remains a mystery."

"At least 70 whales have perished since the start of the year in the shallow lagoons of Mexico’s Baja California peninsula where the animals gather to calf, nurse and breed. Three gray whales have died in San Francisco Bay recently during their migration north, with one showing signs of malnourishment."

"The National Weather Service is no longer providing language translations of its products, a change that experts say could put non-English speakers at risk of missing potentially life-saving warnings about extreme weather."