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“Traditionally and for good reason, public health experts have focused on clinical settings like hospitals and nursing homes, because that is where patients acquire resistant bacteria,” said Xu Li, the study’s principal investigator.

After our adventures in Quebec and Greenland, it was now time for our last stop in this intense season of fieldwork.

Wildfires are accelerating carbon loss from ecosystems, reducing the planet’s ability to store carbon and complicating efforts to meet global climate targets.

A first-of-its-kind study has measured the toxicity of several types of per- and polyfluoroalkyl substances (PFAS), better known as “forever chemicals,” when mixed together in the environment and in the human body.

When marine biologist Richard Thompson and his students analyzed samples of beach sand over 20 years ago, they were surprised to find countless small multicolored pieces of plastic mixed in.