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…
Washington — The start of the Supreme Court’s new term is quickly approaching, with cases involving climate change, President Trump’s immigration policies and the Second Amendment among the most high-profile disputes the justices will hear in the coming months. But waiting in the wings at the Supreme Court are several legal battles involving Mr. Trump’s…
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…
An ancient wall discovered beneath Paris was described as a “major breakthrough” on Wednesday by France’s culture ministry, with the archaeological find possibly confirming the location of the city’s original settlement. A roughly 65-foot wall dating from the Gallo-Roman period was discovered in Paris this summer beneath a hotel on the Ile de la Cite,…
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…
Scribner We may receive an affiliate commission from anything you buy from this article. Robin Wall Kimmerer, an Indigenous botanist, became a #1 New York Times bestselling author with her 2013 book “Braiding Sweetgrass,” about the value of complementing our understanding of Western science with Indigenous knowledge about nature and humanity. In her most recent…
International standards are often assumed to be a modern invention. They are not. Many predate the United Nations itself; the International Labour Organization (ILO), for instance, was established under the League of Nations and only later folded into the UN system. Countries have long used such standards to strengthen governance, build credibility, and integrate into…
