air pollution

The sky is ash gray; the lake is too.Wenatchee and Chelan, popular summer destinations for middle class Seattleites, look like the end of the world right…

Kim Malcolm talks with University of Washington environmental chemistry professor Dan Jaffe about why air quality in the Pacific Northwest has been…

New high-speed passenger planes being designed by Boeing and other manufacturers could connect continents faster than ever before.But these supersonic and…

The ships, trains and trucks that haul cargo around Puget Sound are pumping out less of the soot, sulfur dioxide and other things you don’t want to…

There are more than 20 wildfires burning in British Columbia right now, but that’s just one reason why the air in Seattle is junk right now.KUOW’s Bill…

Texas oil company Tesoro and the purchaser of one of its refineries have agreed to spend $403 million to reduce air pollution at oil refineries in six…