SEATTLE – The effort to clean up Puget Sound has notched some successes in the past two years, but much work remains to stem pollution’s effects on the vital waterway, a new state report says. The ...

Seattle’s wealth of waterways is one of the city’s treasures, but in an urban environment, every storm washes pollution from rooftops, driveways, roads and other hard surfaces into local creeks, lakes ...

The air is generally getting cleaner around Puget Sound ports, which over the decades have been a significant source of pollutants that increase the risk of respiratory problems and cancer. A new ...

The Long Island Sound is getting cleaner, with some sections making "remarkable" improvement. A report released Monday by environmental group Save the Sound marked a welcome stamp of approval for more ...

The Puget Sound Clean Air Agency released its strategic plan to address climate and air quality issues through 2030. One goal is to direct efforts toward shrinking disparities between air pollution in ...