"Canada's oil sands mining industry on Thursday outlined proposals to release treated water from tailings ponds into northern Alberta's Athabasca River, a move environmental groups say risks damaging one of the world's largest freshwater deltas."

"The seven states using Colorado River water likely will avoid an epic legal showdown over the most severe water cuts amid the region’s megadrought—but legal analysts say California, Nevada, and Arizona in particular will face heavy burdens to conserve."

"An ambitious restoration project in San Francisco’s South Bay is attempting to balance a return to the ecological past with the needs of species that have become reliant on the area’s artificial salt ponds."

"Sea turtle hatchlings have been spotted for the first time in at least 75 years on Louisiana’s Chandeleur Islands, state officials announced Wednesday, and the hatchlings turned out to be young versions of Kemp's ridley turtles, the most endangered of five species found in the Gulf of Mexico."

"Two-thirds of pledges to go greener on plastic fail or are dropped, a DW investigation has found. Here's how European food and drink companies break their own commitments, and how legislation might hold them accountable."

"The Whanganui River is surging into the ocean, fattened from days of winter rain and yellowed from the earth and clay that has collapsed into its sides. Logs and debris hurtle past as dusk looms."

"When the Federal Emergency Management Agency overhauled its flood insurance program last year, it wanted to encourage homeowners to buy coverage by showing them more precisely the risk that each property faces of being flooded. But instead, hundreds of thousands of people have dropped the flood policies they were buying through FEMA, raising concerns that an unprecedented number of households are financially exposed to flood damage."

"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."

"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."

"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."