NASA creates clouds over Alaska in conducting weather experiment Zero Geoengineering Posted on December 15, 2016 by directorNovember 25, 2017 Bangor Daily News 1978 Weather Modification History Weather Modification History “The purpose of the experiment is to enable scientists to learn more about the complex movements of electrified natural particles in and above the earth’s ionosphere by plotting the movement of the barium particles.” Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Share on Tumblr (Opens in new window) Tumblr Share on Reddit (Opens in new window) Reddit Email a link to a friend (Opens in new window) Email Related