After fretting for a day over claims the government is poisoning citizens by spraying chemicals in the sky, a Wyoming legislative committee endorsed a bill banning the release of “atmospheric contaminants” above the state. … Vapor-like trails that appear behind jets — also known as contrails and widely understood to be water vapor from engines — are actually poisonous sprays intentionally released by the Department of War to change the climate, witnesses said. … Water users from Wyoming’s portion of the Colorado River Basin and others representing ag interests successfully asked that cloud seeding be exempt from the proposed geoengineering ban. 

Other geoengineering news:

• MIT Technology Review: Why it’s so hard to bust the weather control conspiracy theory
• SnowBrains: Blog: Utah has the largest remote cloud seeding program in the world​