White light pollution: a type of light pollution, which refers to the adverse effects of excessive light on people's vision. Be like smooth and clean metal surface, the glass curtain wall of the building in the city, glazed brick wall, polished marble and the adornment such as all sorts of coating reflect light, bright shake bailiang, dazzled eye dazzles, make person giddy, upset, appetite drops, the body such as depressed is uncomfortable.
not white light pollution?
After nightfall, shopping malls, hotels on the advertising lights, neon flashing dazzling, dazzling