The conspiracy theory is that government officials are conducting experiments in atmospheric science, and some of them involve a highly classified military project which involves protecting us from some as yet unknown threat. The side effects of people getting sick is part of the price we
pay for defense.

People worldwide are reporting what they describe to be unusual activity in the sky, including jets leaving trails at low altitudes, spray lines creating X's, S's and parallel lines, lines that slowly spread to create a canopy of haze, and reports of unusual smells, tastes, and even illness related to the trails. we have the story on solcomhouse-

 http://www.solcomhouse.com/Airtraffic.htm