In these recent unseasonably hot days, have you noticed the heat radiating off blacktop? Black asphalt traps heat and releases it back into our cities. “But who said streets had to be black?” asked Ben Schiller, staff writer at Co.Exist. TreePeople’s light-colored Parking Grove demonstrates an environmentally friendly alternative to the traditional asphalt-and-concrete parking lots that blanket much of L.A. Naturally, we also planted trees to help shade the area.