Web Directory by Internet-Web-Directory.com

A comprehensive website explaining what the problem is and how it can be tackled in the UK. CfDS is the UK's largest anti-light-pollution campaign group and part of the British Astronomical Association.

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.

Information on how light pollution affects birds, and what steps must be taken to save the lives of birds by reducing lighting.

Provides information about light pollution for young people.

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.

Forerunner in light pollution control in the UK. Publishes lighting codes and guidance available via the website. Website content is minimal.

A non-profit member organization that teaches others how to preserve the night sky through factsheets, law references, pictures, and web resources.

SELENE is working to eliminate inappropriate lighting in New York. Extensive website with facts and information about helping to fight for better lighting legislation in the city.

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.

A local astronomy site with comprehensive information about the local darksky park including directions; as well as videos on the problem, and information about its effects on health and astronomy.