The Russians used similar tactics to ensure the nuclear fallout from the Chernobyl disaster wouldn't reach Moscow: http://www.telegraph.co.uk/news/worldnews/15

The Russians used similar tactics to ensure the nuclear fallout from the Chernobyl disaster wouldn't reach Moscow: http://www.telegraph.co.uk/news/worldnews/1549366/How-we-made-the-Chernobyl-rain.html http://www.telegraph.co.uk/news/worldnews/1549366/How-we-mad... http://news.bbc.co.uk/2/hi/europe/3943013.stm http://news.bbc.co.uk/2/hi/europe/3943013.stm The Chinese also used cloud seeding to clear the smog-filled skies over Beijing for the Olympics.