This glare can be especially hazardous to motorists in wet weather. Wasted light is the major contributor to skyglow, which diminishes the stars - a natural heritage that should be preserved. And from outside the city, the wasted light forms an obvious halo hanging over the city. It is unnecessary, expensive and a blight on the natural environment. There is NO evidence that increased light levels reduce crime Numerous researchers have found no evidence that increasing light reduces the crime rate.
Most crime is committed in daylight.
Cranking up light does give the perception of safety. This wasted light misses the target of illumination creating glare and light trespass without improving security. A large proportion of advertising lighting that is aimed upward also misses its intended target. What we need are high efficiency lamps housed in shielded fixtures that put light where it is needed. We should not be seeing the glare of a naked lamp until we are within the vicinity of its cone of illumination.