The 400,000 gallon leak of water containing tritium occurred in November 2022, but the general public was not notified until last week. Officials said the leak is contained and poses no public danger.
The Biden administration approved a major oil extraction project in Alaska, a decision that has divided Democrats. NPR's Ari Shapiro talks with Sen. Ed Markey, who opposes the project.
Nearly two-dozen states will have to cut harmful industrial emissions of nitrogen oxide and other pollutants, improving air quality for millions of people living in downwind communities.
The move to limit oil drilling in 16 million acres in Alaska and the Arctic Ocean comes as regulators prepare to decide on the Willow project, a controversial plan pushed by ConocoPhillips.
The Zaporizhzhia Nuclear Power Station was among the Ukrainian structures damaged by a barrage of Russian missiles on Wednesday. Though power has been restored, the threat of nuclear meltdown remains.
Musk's new "master plan" for Tesla didn't reveal any new vehicle models. Instead he presented a big-picture case for climate action, followed by smaller examples of innovations and cost-cutting.
China permitted the equivalent of two new coal plants a week last year according to a new report. The country is also rapidly expanding its renewable energy.
Russia's war in Ukraine is causing a shift in oil markets, creating new geopolitical alliances. Analysts say it's comparable to the 1970s Arab oil embargo. (Story aired on ATC on Feb. 28, 2023.)
Shoppers are far more interested in hybrids than all-electric vehicles, but environmentalists believe cars like the Prius are an unnecessary detour on the path to electrification.
An NPR/Floodlight investigation found that a longtime Republican insider is stoking solar opposition by spreading bad information about health and environmental risks. Her influence is growing.
Kids in India illegally collect bits of coal to sell so they can help their families. To give them a chance for a brighter future, an local educator gives them lessons in academics and the arts.