Stormwater is the largest source of water pollution in New England, as it picks up pollutants and ends up in our rivers, streams, and ponds. But experts at Charles River-, Mystic River- and Neponset River Watershed Associations are driving a host of initiatives that are resulting in higher water quality for our rivers, and ultimately Boston Harbor and Massachusetts Bay. Come learn what from the experts about what are doing to help reduce stormwater pollution around greater Boston.