World's worst natural disasters

Published On: Aug 27 2011 10:16:25 PM CDT   Updated On: Mar 11 2015 11:12:29 AM CDT

Wednesday marks the fourth anniversary of a tsunami devastating Japan. Here's a list of the world's worst natural disasters.

Worst Disasters - 1976 China Earthquake
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National Oceanic and Atmospheric Administration

On July 28, 1976, a massive quake, measuring 8.3 on the Richter scale, shook the industrial mining city of Tanshan, China. About 90 percent of the buildings were destroyed and around 255,000 people lost their lives.

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