Man-Made Environmental Disasters

After readin" rel="nofollow">ing about 10 worst Man-Made Environmental Disasters at the followin" rel="nofollow">ing url: http://www.disasterium.com/10-worst-man-made-disasters-of-all-time/ and/or searchin" rel="nofollow">ing the web and history, and/or usin" rel="nofollow">ing your own knowledge/in" rel="nofollow">interests and experiences, please list top three disasters for you. Explain" rel="nofollow">in why you choose those three, what are you most shocked with, what are you most devastated with, what are you most in" rel="nofollow">interested in" rel="nofollow">in attackin" rel="nofollow">ing to solve as a future civil and environmental engin" rel="nofollow">ineer.