"The United States and Canada have reached an agreement in principle on modernizing a 60-year-old pact on Columbia River flood control and power generation, and work on draft amendments will begin in the coming weeks, they said on Thursday."

"Only days after the Supreme Court dealt a blow to the federal government’s program placing human observers on commercial fishing boats, a federal watchdog said NOAA Fisheries should do a better job monitoring the industry."

"The United Nations' International Seabed Authority (ISA) will meet on Monday to consider new rules allowing firms to extract minerals from the ocean floor, despite mounting concerns about the economic and environmental risks."

"The latest flooding in Vermont has added fresh urgency to concerns about the hundreds of dams in the state, a third of which are more than a century old."

"Aging structures dubbed 'deadbeat dams' choke off habitat and threaten human life in some instances. Native nations are at the forefront of the effort to address these lingering dams".

"On a twilight so calm the red and white pines are reflected in the waters of northern Wisconsin’s Chippewa Flowage, John Baker plans to go spearfishing — a traditional Ojibwe method of harvesting walleye. But before he sets out, he detours his boat to land on a sandy shore, hops out and crosses the tree line, crunching through dead leaves. “This is my sanctuary,” he says, recalling childhood visits in his dad’s rowboat."

"It's that time of the year again: Shark Week. The TV program is so long-running that if you're under 37, you've never known a life without it. In honor of this oft misunderstood critter, we revisit our conversation with shark scientist Melissa Christina Marquez. She explains just how important sharks are to keeping the oceans healthy, including their role in mitigating climate change. Plus, there may be some talk about shark poop."

"Allegations of possible payments to help secure votes. Claims of abuse of agency funds by top diplomats. A possible job offer to entice a candidate to withdraw from a race. These are not the shenanigans of a corrupt election in an unstable country. Rather, they are efforts in the seemingly genteel parlors of a United Nations-affiliated agency, meant to sway decisions related to the start of seabed mining of the metals used in electric vehicles."

"Flowing down the Mississippi River, the excess fertilizer that washes off vast swaths of farmland fuels a persistent “dead zone” in the Gulf of Mexico and threatens drinking water supplies upstream. Yet despite more than a quarter-century of federal effort and billions spent on potential solutions, experts say the watershed is “not even close” to its targets for fixing the problem."

"Dozens of countries have voiced their support for concluding in the next few weeks World Trade Organization negotiations on cutting harmful fishing subsidies that contribute to overfishing, two documents showed on Friday."