National (U.S.)

"The United States on Friday said it had revoked a last-minute effort by the Trump Administration to loosen safety regulations for the oil industry in the Arctic Ocean off Alaska."

"Protesters from New Orleans and Mississippi and a journalist from New York arrested during a protest against pipeline construction may continue their challenge of a Louisiana law carrying a possible five-year prison sentence for anyone convicted of trespassing in the area of a pipeline, a federal judge has ruled."

"Conservationists in California and across the West are deeply skeptical of hydropower, and it’s not hard to see why. ... But despite the environmental damage they’ve done, many dams also generate electricity that is free of planet-warming carbon emissions."

"The operator of the largest petroleum pipeline between Texas and New York, which was shut down after a ransomware attack, declined on Sunday to say when it would reopen, raising concerns about a critical piece of infrastructure that carries nearly half of the East Coast’s fuel supplies."

"An internal government watchdog on Thursday questioned the adequacy of Environmental Protection Agency (EPA) emissions standards for an air pollutant that the agency considers carcinogenic and another that it considers likely carcinogenic."

"Months after the Trump administration weakened the Migratory Bird Treaty Act, allowing industry and individuals to unintentionally kill any number of birds, the Biden administration proposed a new rule Thursday that would revoke that change."

"The Biden administration today [Thursday] unveiled the framework for its ambitious conservation plan, emphasizing the role of "voluntary efforts" by states, private landowners and tribal nations over an expansion of the federal estate."

"Coal-fired power generation and its notoriously dirty emissions are rapidly declining, but the potential health gains from cleaner air are being stymied by biomass burning and combustion sources, Harvard University researchers found in a new study."