"The federal government will impose deeper cuts on the drought-stricken Colorado River, officials said on Tuesday, reducing water deliveries to Arizona by one-fifth starting in January."

"Feral burros wreck wetlands in the desert national park. But a study found that when mountain lions prey on them, the donkeys may help some terrain thrive."

"A massive ecological study that's happening across the United States, and which is designed to track the impact of long-term changes like a warming climate, is deliberately releasing a highly potent and persistent greenhouse gas in national parks and forests."

"A group of 17 state attorneys general urged the U.S. Postal Service (USPS) to halt planned purchases of gasoline-powered delivery vehicles pending a new environmental review, in a statement on Monday that encouraged the purchase of electric vehicles (EVs)."

"Thirty years after Hurricane Andrew demolished Homestead, Fla., another disaster looms."

"The U.S. Army Corps of Engineers on Monday opened a two-month window for the public to comment on a plan to dig a tunnel beneath the Straits of Mackinac to house Enbridge's controversial Line 5 oil pipeline."

"Two months ago, federal officials took the unprecedented step of telling the seven states that depend on Colorado River water to prepare for emergency cuts next year to prevent reservoirs from dropping to dangerously low levels."

"President Joe Biden will sign Democrats’ landmark climate change and health care bill on Tuesday, delivering what he has called the “final piece” of his pared-down domestic agenda, as he aims to boost his party’s standing with voters less than three months before the midterm elections."

"A study found that while some fireflies shrugged off light pollution, members of other species failed to mate even when males and females could find each other."

"This Sunday marks the tenth anniversary of the disappearance of American journalist Austin Tice. He is believed to have been kidnapped in a suburb of Damascus, Syria, in 2012."