Try this link and the links in the article:
http://www.naturalnews.com/022487.html
You might try Google and look up chemtrails stealth pathogens.
Like I said, all it takes is informed consent, nano masks and warnings. You might also take a look at some of the posts on Chemtrail Tracking Yahoo groups. Read Carnicorn, Educate Yourself, Barium Blues. The research is out there. Try Arizona and Oregon Skywatch.
Does it matter that it is killing our crops too? I am quite sure everyone wants to continue being able to eat. Our water is already polluted by all this stuff.
This is a serious situation and it goes on day and night, and goes back more than a decade.