"The EPA’s lawyers and rule writers face challenges as they work to finalize incoming carbon rules that avoid running afoul of the Supreme Court’s recent decision on power plant emissions, but the long runway up to the decision gave the agency adequate time to prepare, court watchers say."

"The largest grove of giant sequoias in Yosemite National Park was closed Friday and hundreds of people ordered evacuated nearby as a wildfire burning through dense forest became the latest in recent years to threaten the world’s largest trees."

"For National Park Service fisheries biologist Jeff Arnold, it was a moment he’d been dreading. Bare-legged in sandals, he was pulling in a net in a shallow backwater of the lower Colorado River last week, when he spotted three young fish that didn’t belong there."

"The General Services Administration is targeting the federal purchases of single-use plastics and packaging, the agency proposed Thursday in an action that environmentalists called an encouraging step."

"The touted tech is still scarce and pricey, and even oilsands allies counsel caution."

"In the coldest months of the year, thick fog blankets the mountain village of Coatitila in eastern Mexico, hiding the bulging, pine-covered hills that cradle it. At midday, the sun pulls back the fog to expose patches of blight where trees have been axed for logging or farm work."

"Three pipeline projects are in early stages of planning in Iowa. An alliance of farmers, Indigenous groups and environmentalists wants to stop them".

"California regulators have begun curtailing the water rights of many farms and irrigation districts along the Sacramento River, forcing growers to stop diverting water from the river and its tributaries.

The order, which took effect Thursday, puts a hold on about 5,800 water rights across the Sacramento and San Joaquin rivers’ watersheds, reflecting the severity of California’s extreme drought.