Fast Facts on Tsunamis

ByABC News
December 28, 2004, 1:41 PM

Dec. 28, 2004 — -- The recent natural disaster in Southeast Asia underscores the power of tsunamis. The following are some facts about tsunamis, their history and the warning systems that can protect coastal residents.

Sources: University of Washington Department of Earth and Space Sciences, United States Geological Survey, National Oceanic and Atmospheric Administration