Indian Ocean Tsunami Was the Deadliest in History. 20 Years Later, Challenges Still Remain.

Experts said they were “blind” to the Indian Ocean tsunami in 2004. Twenty years later, working toward a world without tsunami deaths is a challenge.

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20 Years Since the Deadly Tsunami in Asia

A look back at the horrible loss of life.

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Californians Know About Earthquakes, but Tsunamis Are a Different Story

Northern California cities and residents seemed unsure on Thursday about the best response to an official tsunami warning that went out to five million Californians.

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7.0 Earthquake Rattles Northern California and Prompts Tsunami Warning

The epicenter was in remote spot offshore. So the earthquake, while powerful, caused limited damage.

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Why Was a Tsunami Warning Issued, and Then Canceled? A Forecaster Explains.

The warning was sent in response to a 7.0-magnitude that struck off the coast of Northern California. A tsunami warning coordinator described the process.

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Tsunami Warning in San Francisco ‘Felt Like a Science Fiction Movie’

Many Bay Area residents raced away from the ocean after a jolting cellphone alert warned, “You are in danger.” Others raced toward it.

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What We Know About the 7.0 Earthquake That Struck Northern California

State and local officials were working to assess the full scope of the damage, but early reports appeared to show that the quake did not cause major destruction.

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What to Do When There’s a Tsunami Warning

Tsunamis can’t be predicted, but there are steps you can take to stay safe.

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