"People assume that if they have an early warning system, their problems are solved," says James Goff, director of the Australian Tsunami Research Centre, based at the University of New South Wales in Sydney.
"But it's only one of a suite of ways of being aware what's going on. What's really needed is education about the natural indicators. If you live by the coast and there's a very large earthquake, or if you see the water receding very quickly and going much lower than low tide, you need to move uphill."
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