Geneva — Greenhouse gas concentrations in the atmosphere rose to record highs in 2025, locking in climate impacts that will persist for centuries, the United Nations said on Tuesday. Levels of the three main greenhouse gases — the climate-warming carbon dioxide, methane and nitrous oxide — all rose to unprecedented figures in 2025, the U.N.’s…
Climate change pushed the Earth’s environmental system to, and perhaps beyond, its limits in 2026, as several of its “vital signs” reached record extremes, researchers said in a new report on the state of the global climate. Of the 16 climate markers that researchers consider integral measures of how the Earth is doing, seven are…
Environmental groups filed a lawsuit on Friday against the Trump administration over its rollback of vehicle fuel efficiency standards, saying the move will increase gasoline consumption and boost prices at the pump for U.S. motorists. “It is unlawful for Trump to turn back the clock on fuel-efficient cars, forcing drivers to waste more money on…
It’s one of the oldest plots in science fiction: Humans losing control to computers. But this summer, the old trope of AI going rogue left the realm of science fiction, and it happened inside an unmarked San Francisco building — the headquarters of AI giant OpenAI. The incident has been dominating the news. You may…
The Environmental Protection Agency is expected to repeal rules that limit planet-warming greenhouse gas emissions from power plants fueled by coal and natural gas, an action that Administrator Lee Zeldin has said would remove billions of dollars in costs for the industry and help “unleash” American energy. The rule change, proposed last year, could be…
