Southern US swelters in brutal heat wave

A dangerous and prolonged heat wave blanketed large parts of the southern United States on Tuesday, buckling highways and forcing people to shelter indoors in what scientists called a climate-change supercharged event.

New tool maps south Florida fire risk pixel by pixel

North Carolina State University researchers have designed and tested a new computer model to allow fire managers to map current fire risk in Everglades National Park and across South Florida daily. The new modeling tool, ...

High-stakes talks to end plastic pollution resume

Negotiations on a global treaty to combat plastic pollution will resume Monday, with nations under pressure to stem the tide of trash amid calls from campaigners to limit industry influence on the talks.

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