Well chemtrails have gone from a conspiracy theory to documented fact. The government is calling it "geoengineering" and has admitted to having a plan to spray from airplanes a concentrated aluminum. They say the plan has not taken effect yet, but soil samples tell a different story.
I will be writing a hub on this topic soon. Rest assured, it aint no joke!!!
You can help the HubPages community highlight top quality content by ranking this answer up or down.