An advisory about fine particle air pollution from the highest-ranking physician in the United States would be a powerful ...

Researchers contributing to the ASCENT network of air quality sensors observed spikes in lead and chlorine downwind from the ...

QUAKERTOWN, Pa. - The Pennsylvania Supreme Court handed down a ruling regarding a proposed compressor station in Upper Bucks ...

The advisories impact large areas of Idaho, Oregon, Montana and Washington, lasting through the end of January.