Also known as photopollution or luminous pollution, light pollution refers to the illumination of the night sky caused by artificial light sources, such as streetlights, billboards and the like, reducing the visibility of the stars and other astronomical objects.
Recommended Resources
Authored and compiled by Pierantonio Cinzana, this site included educational material, in English and Italian, on the subject of light pollution and its harmful effects. Software for the analysis of road lighting installations and the evaluation of the environmental impact due to light pollution is an available download.
http://www.lightpollution.it/
International Dark Sky Association
The goals of the IDA is to preserve and protect the nighttime environment through environmentally responsible outdoor lighting, through collaboration with communities, astronomers, ecologists and lighting professionals, locally and throughout the world. A profile of the organization is presented, with its educational programs, activities, and policies.
http://www.darksky.org/
A variety of articles on the subject of light pollution and its effects, particularly on the United Kingdom, are presented here. A section on light pollution and astronomy for children is also available.
http://www.lightpollution.org.uk/
