Porous concrete on the parking lot of the Sunset Swim Center in Beaverton, Ore., will absorb stormwater runoff and reduce water pollution, according to this article by KGW.com of Portland, OR. The concrete material can capture runoff containing contaminants and prevent it from getting into the Tualatin River and other nearby water sources. The technology could make other parking lots in the Northwest more environmentally friendly than traditional asphalt material, this article contends.