The National | Mar 15, 2011 | 1:24

Weather and the nuclear crisis

Meteorologist Claire Martin explains how weather conditions may help the nuclear crisis in Japan.

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The National - U.S. tornado systemMar 2, 2012 | 0:59The National U.S. tornado system Video
The National U.S. tornado system Mar 2, 2012 | 0:59CBC meteorologist Claire Martin looks at the storm system wreaking havoc on the midwest United States, including tornadoes in Indiana, Illinois and Kansas

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