CNN - Nuclear Reactor Problem Explained
http://www.cnn.com/video/#/video/world/2011/03/14/dnt.japan.reactor.explainer.nhk?iref=allsearch

CNN


This video from Japan's NHK network explains nuclear reactors and how three safety systems failed during the earthquake and subsequent tsunami.

This resource is referenced here:
Subject: Environmental Science:Energy:Nuclear Energy, Environmental Science:Natural Hazards:Coastal Hazards, Geoscience:Oceanography:Marine Hazards
Resource Type: Audio/Visual:Animations/Video
Special Interest: Hazards
Theme: Teach the Earth:Course Topics:Oceanography, Teach the Earth:Incorporating Societal Issues:Hazards, Teach the Earth:Course Topics:Environmental Science