Underwater Gliders Gather Data To Help Predict The Next Big Storm

When Hurricane Irene hit the East Coast in the summer of 2011, it was supposed to be a doozy. The subways were closed, people evacuated and stores boarded up. But although there wassignificant damage, the storm wasn't anywhere near as strong as predicted. But a year later, as Hurricane Sandy made landfall in New Jersey on Oct. 29, 2012, scientists realized they had the opposite problem: They had severely under-predicted the amount of water it would bring with it.

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