Yahoo group for members to report chemical trail activity in your area on a real-time basis. To share information on aircraft involved and substance being sprayed.

Bobby Hurst provides pictures of chem trails.

Tutorial on the Community Right-To-Know Act (EPCRA), emergency response planning information, and facility and firefighter chemical spill emergency instructions.

Non-profit organization concerned with air pollution in the Houston-Galveston Texas area and its effects on children's health. Provides newsletter, events and air quality information.

A campaigning group opposing proposals by Lafarge Cement in Westbury, UK, to burn toxic solvents, tyres and other hazardous wastes in their cement kilns

Air pollution information from the utilityguides.com. Click to make a donation.

Free donation site to save trees by retiring polluting sulphur-dioxide emissions. Provides information and resources.