Матеріал до уроку англійської мови в 10 класі на тему "Природні катастрофи"
http://www.thedoctorstv.com/topical/Safety/natural_disaster
http://www.securityworldnews.com/2011/06/23/safety-measure-for-natural-clamity/
http://www.quotegarden.com/safety.html
http://www.abc2news.com/dpp/weather/safety/
http://photography.nationalgeographic.com/photography/photos/
http://www.edu4hazards.org/