PITTSBURGH — The greater Pittsburgh metropolitan area is among the 25 regions in the country with the worst air pollution, ...

Pope Francis turned the climate crisis into a global moral reckoning, but as the planet warms, his loss leaves a gaping hole ...

Often promoted as “natural” and approved for organic farming, elemental sulfur is anything but benign. Once applied to crops, ...

Traditional regulatory approaches to analyzing health impacts from air pollution consider each chemical individually, rather ...

Even as the Trump administration moves to expand fossil fuels and slash climate regulations, clean energy industries are accelerating beyond the reach of political backlash.The Vox climate team sets ...