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Biosolids (a byproduct of wastewater treatment) are often used as fertilizer. But toxic "forever chemicals", or PFAS, could be contaminating that fertilizer, along with millions of acres of farmland.
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This week Puerto Rico declared a health emergency due to an increase of Dengue Fever cases. Health officials are worried because the mosquito-borne illness is showing up unusually early.
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More than half of the Colorado River's water is used to grow crops, primarily livestock feed, a new study finds. The river and its users are facing tough decisions as the climate warms.
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After a fall near the first anniversary of her beloved aunt's death, a writer explored why grief can make us less sure-footed. She found answers, climbing a precarious staircase in Italy.
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Chevron operates a major refinery in Richmond, Calif. It also owns the city's dominant news site, putting its own spin on events, and runs similar sites in Texas and Ecuador.
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Kemmerer, Wyo., is on the front line of America's energy transition, with its coal plant slated to close and a nuclear plant in the works. But some think the rush to quit fossil fuels is impractical.
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Maple trees started bleeding sap early this season, due to fluctuating weather patterns this winter. Some Michigan tribes are letting them rest this year.
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Two women bonded after the Nashville school shooting a year ago over their children's exposure to violence and loss.
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In 2020, voters overwhelmingly approved a ballot measure to decriminalize the possession of small amounts of hard drugs. Journalist E. Tammy Kim explains how and why public opinion has turned.
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Most people with dengue will show no signs of infection or experience only mild symptoms, but in rare cases infections can become severe and potentially fatal.
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NPR's Leila Fadel speaks with Eva Temkin, a former FDA policy expert, about arguments at the Supreme Court regarding the abortion drug Mifepristone.
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As billions from opioid settlements pour into states, Pennsylvania's efforts against addiction could be hamstrung because clean syringes could be considered illegal drug paraphernalia.