"Montana officials said Sunday that an oil pipeline breach spilled up to 50,000 gallons of oil into the Yellowstone River near Glendive, but they said they are unaware of any threats to public safety or health."

"A U.S. federal court has ruled for the first time that manure from livestock facilities can be regulated as solid waste, a decision hailed by environmentalists as opening the door to potential legal challenges against facilities across the country."

"Researchers have found that pharmaceuticals and personal-care byproducts persist at low levels miles from sewage discharge pipes in Lake Michigan. And a study from the University of Wisconsin-Milwaukee shows that the most prevalent drug in the lake — the Type 2 diabetes medication Metformin — changes the hormonal system of fish exposed to it."

"A team of scientists, in a groundbreaking analysis of data from hundreds of sources, has concluded that humans are on the verge of causing unprecedented damage to the oceans and the animals living in them."

"Correct or not, perceptions of tap water as unsafe lead many poor immigrant families to make expensive and unhealthy choices."

"U.S. EPA is proposing new water protection and monitoring regulations for a controversial form of uranium mining, according to a copy obtained by Greenwire."

"Sea level rise in the past two decades has accelerated faster than previously thought in a sign of climate change threatening coasts from Florida to Bangladesh, a study said on Wednesday."

"The trashy litter in Baltimore area streams and the city’s harbor must be removed under new pollution limits set by federal and state regulators, the U.S. Environmental Protection Agency announced Tuesday."

"Humans have been looking for the giant squid for decades. Oceanographer Edith Widder shares how innovative technology helped her capture the squid on video for the first time."