Geoengineering Of stratosphere to begin NEXT YEAR Prison Planet.com Posted on April 12, 2017 Posted in Aggregated No Comments Tagged with Sci Tech Daily Mail | Harvard researchers are set to test aerosol sprays that could be used to combat climate change. Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email