"Alarmed by plummeting stocks of commercial fisheries in the Chesapeake Bay, officials in Maryland and Virginia are scrambling to control invasive fish species that are causing at least part of the problem."

"The World Health Organization rebuked Chinese officials on Friday for withholding research that may link Covid’s origin to wild animals, asking why the data had not been made available three years ago and why it is now missing."

"U.S. states cannot block shipments of hazardous waste from a Feb. 3 Ohio train derailment to licensed disposal sites, the head of the Environmental Protection Agency (EPA) said Friday."

"Governments gave their blessing on Sunday to a major new U.N. report on climate change, after approval was held up by a battle between rich and developing countries over emissions targets and financial aid to vulnerable nations."

"A study from the U.S. Geological Survey called the state’s python problem “one of the most intractable invasive-species management issues across the globe.”"

"Tom Brundy, an alfalfa grower in California's Imperial Valley, thinks farmers reliant on the shrinking Colorado River can do more to save water and use it more efficiently. That's why he's installed water sensors and monitors to prevent waste on nearly two-thirds of his 3,000 acres."

"Sunflower sea stars, huge starfish that until recently thrived in waters up and down the west coast of North America, are threatened with extinction and should be protected under the Endangered Species Act, federal officials said Wednesday."

"The Biden administration is preparing to impose some of the first new rules in a generation to restrict or ban an array of toxic chemicals that are widely used in manufacturing, presenting the White House with tough choices between its economic agenda and public health."