National (U.S.)

"A wash of Walton family funding to news media is creating echo chambers in environmental journalism, and beyond. Are editorial firewalls up to the task?"

"A quarter of Americans now live in cities and states taking companies to court over lying to the public."

"Across much of America and especially in the normally chilly north, the country went through the winter months without, well, winter."

"Ever-worsening floods are killing trees at an increasing rate along the upper Mississippi River, and invasive grasses are taking over. The Army Corps of Engineers has launched a project to restore forest and boost tree diversity, and to improve habitat for fish and birds, too."

"The Senate passed a stand-alone bill to extend and expand a 30-year-old law compensating Americans exposed to radiation by the federal government in a 69-30 vote."

"An unusual visitor to local waters has caused a stir among the region's marine scientists: a gray whale. Researchers with the New England Aquarium's aerial survey team on Tuesday reported spotting the whale 30 miles south of Nantucket during a flight on Friday — a sighting they said is "incredibly rare," considering the species has been extinct in the Atlantic Ocean for more than two centuries."

"Hundreds of millions of farmed salmon have perished in mass die-offs over the past decade, say researchers."