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A Chevron refinery in El Segundo, Calif., burns on Oct. 3, 2025. Allen J. Schaben/Los Angeles Times via Getty Images

Refinery fires, other chemical disasters may no longer get safety investigations

Because of the federal government shutdown and proposed budget, key federal investigations may stop, including into what happened at a Chevron refinery in California in October 2025.
Fertilizer is a leading source of emissions of nitrous oxide, a planet-warming greenhouse gas. pixdeluxe/E+ via Getty Images

Food has a climate problem: Nitrous oxide emissions are accelerating with growing demand for fertilizer and meat – but there are solutions

The most comprehensive assessment yet of a powerful greenhouse gas shows which countries are driving the increase, and which ones are successfully cutting emissions.

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