"If the 100 biggest cities in the world installed white roofs and changed their pavement to more reflective materials — say, concrete instead of asphalt-based material — the global cooling effect would be massive, according to data released Tuesday at California’s annual Climate Change Research Conference in Sacramento," (Roosevelt, 2008).
Roosevelt, Margot. (2008). White roof power for sustainable building. Ecology Today. Retrieved November 18, 2008