"Pooja Tilvawala knows it’s a gamble to use more than $46,000 of her own savings to help young people get to the United Nations climate summit in Brazil. But she thinks it’s a necessary one."

"The Trump administration is proposing to narrow the scope of safety reviews of chemicals that are already out on the market, it said Monday."

"The AI-driven boom in data centers is putting growing demands on water in California and the Southwest.
New legislation in California would require data centers to report how much water they use."

"In a unanimous decision, the Democratic caucus in the Senate wrote a letter on Monday in opposition to the Trump administration’s proposal to axe a 2009 endangerment finding, an Environmental Protection Agency (EPA) determination that concluded that the accumulation of six greenhouse gases posed a serious threat to public health."

"No U.S. city has more toxic lead pipes pumping water into people’s homes. And millions of federal and city dollars earmarked to replace them remain unused, a city official said Monday, at the same time that the city is struggling to keep up with deadlines to warn people of the risks."

"The Senate rejected two funding stopgaps, and the House will not return before the deadline."

"President Donald Trump rebuked world leaders for being overly concerned about climate change during a speech to the United Nations in which he called global warming a “con job.”"

"Ninety-eight years ago, the nation’s largest power grid operator was founded here by utilities serving Pennsylvania and New Jersey. On Monday, Pennsylvania Gov. Josh Shapiro threatened to pull his state out of the coalition."

"A Chinese mining company is denying that its toxic waste spill, one of this year’s worst environmental disasters, had a “significant impact” on the environment or local communities."