"Millions of killer culverts lurk beneath North American roadways, strangling populations of migratory fish. Now with a nationwide project, the United States is trying to fix them."

"During the last century, federal agencies have undertaken a campaign to destroy huge tracts of piñon pines and juniper trees in the arid reaches of the American West."

"When a governing body of the International Union of Geological Sciences voted down a proposal to name a new epoch in Earth’s history, it ignored conclusive evidence that for the first time, a single species — humans — has fundamentally altered the planet."

"A new count of the gray whale population along the West Coast shows “signs of recovery” five years after hundreds of them washed ashore and the population began declining, according to the National Oceanic and Atmospheric [Administration]."

"A limitless supply of heat exists beneath our feet within the Earth’s crust, but harnessing it at scale has proved challenging. Now, a combination of new techniques, government support and the pressing need to secure continuous clean power in an era of climate crisis means that geothermal energy is finally having its moment in the US."

"In March, Enviva, the world’s largest woody biomass producer for industrial energy, declared bankruptcy. That cataclysmic collapse triggered a rush of political and economic maneuvering in the U.S. (a key wood pellet producing nation), and in Europe (a primary industrial biomass energy user in converted coal plants)."

"The National Oceanic and Atmospheric Administration (NOAA) is launching what the agency described as an emergency response effort in south Florida after emerging reports of smalltooth sawfish spinning, whirling and displaying other abnormal behaviors."

"Trillions of evolution’s bizarro wonders, red-eyed periodical cicadas that have pumps in their heads and jet-like muscles in their rears, are about to emerge in numbers not seen in decades and possibly centuries."

"A toxic grass that threatens a quarter of U.S. cows is spreading. Can it be stopped?"

"With chronic water shortages afflicting the Colorado River, discussions about how to cut usage have increasingly focused on a thirsty crop that consumes an especially large share of the river’s water: hay that is grown to feed cattle and produce beef and dairy products."