Japan’s devastating March 11 earthquake shifted the seabed by as much as 165 feet – the largest slip yet recorded, a new study says.

That’s considerably larger than in previous reports, which in May put the shift at 79 feet.

This giant movement probably caused the massive tsunami that killed more than 15,000 people and crippled the Fukushima Daiichi nuclear power plant.

Read the whole story at National Geographic

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