| Bariumblues.com | | Discover information on how and why poisonous aerosols are possibly related to electromagnetic radiation. Find articles, guestbook and links. |
| Chem Trail Tracking USA | | Yahoo! group dedicated to discussion and to providing information about the effects of toxins in the atmosphere. |
| Chemtrail Central | | Find FAQ, photos, information on research, public forum, articles, and related links. |
| Chemtrails | | Photo gallery offers images of the sky over the Mid-Hudson New York State region. Also offers related links. |
| Con-Trails or Trails Con? | | Provides articles reviewing claims made over the phenomena. Offers photographs, links and contacts. |
| Megasprayer News | | Chemtrail reports and sightings. Forum, photo gallery, tools, and archive related to research and activism on covert aerial spraying. |
| Poison Planes | | Investigating Chemtrails from an Australian perspective. |
| Purple Haze | | Questions if chemtrails over Oklahoma are a hazard to public health. |
| Watching the Skies | | Archive features articles and reports on potential dangers posed by the phenomenon. Also provides background information and links. |
| WillThomas.net | | Offers information on links between illness and toxins released during the Gulf War and after the 911 tragedy. Features short articles and book reviews. |
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