Fatal Light Awareness Program (FLAP) Information on how light pollution affects birds, and what steps must be taken to save the lives of birds by reducing lighting.
Dark Skies Locator Use this site to find a light-pollution-free location. View conditions from various cities around the world.
Illuminating Engineering Society of North America The IESNA is the authority on the lighting industry in the USA, Canada and Mexico and one of the forerunners in the control of this form of pollution. Information available on manufacturers, acceptable designs and lighting codes.
Institute of Lighting Engineers (ILE), UK Forerunner in light pollution control in the UK. Publishes lighting codes and guidance available via the website. Website content is minimal.
Dark Skies Northwest News, video, slide-shows and images. Includes outdoor lighting codes, mailing list subscriptions, member information and links to further regional information.
Utah Skies: Light Pollution Includes information on good & bad light fixtures, hidden costs and health risks with pictures and links.
International Dark-Sky Association (IDA) A non-profit member organization that teaches others how to preserve the night sky through factsheets, law references, pictures, and web resources.
Pennsylvania Outdoor Lighting Council (POLC) Comprehensive information on the latest lighting situation in Pennsylvania with pictures, links, and guidance on how anyone can help. Home of Pennsylvanians for an Outdoor Lighting Control Act (POLCA).
Dark Skies for the Adirondacks Online community of New York anti-light-pollution campaigners with photographs, newsletters, legislation and other local resources.
Sydney Outdoor Lighting Improvement Society [SOLIS] Includes a range of general information about how anyone can improve their lighting as well as information on how the group is combating the problem in Sydney.
Atlas of World Light Pollution A comprehensive atlas of satellite images and artificially created maps of different light pollution measurements covering the globe.
Light Pollution in Italy Extensive maps and data charting the extent of light pollution in Italy and the effectiveness of its control using lighting codes.
Dark Skies for Northern Ireland Explains the problem in Northern Ireland with photographs; maps of its extent, and information on its effect on residents and crime. Includes a message board, help on installing friendlier lighting fixtures, links and correspondence on regulation with a local MP.
Outdoor Lighting Resources good and bad lighting images with explanations, a local survey with results, a local lighting ordinance, and local news articles by an astronomer from Michigan, United States.
Citizens for Responsible Lighting (CRL) Information about the international non-profit organization and why they are campaigning for better lighting, a golssary of lighting terms, technical information, links to related publications and standards.
Sky and Telescope - Saving Dark Skies Various articles about light pollution including one on the history of the problem, one on rating the darkness of your sky, one on how astronomers can do more to help reduce light pollution and one on good lighting fixtures.