The biggest earthquake to hit Japan in 140 years struck the northeast coast on Friday, triggering a 10-metre tsunami that swept away everything in its path, including houses and cars. By 0800 GMT there had been no reports of a serious tsunami hitting anywhere beyond Japan. “A tsunami is a series of waves and the first wave may not be the largest,” the centre said. “The threat can continue for many hours as multiple waves arrive.” A tsunami warning has been issued for the entire Pacific basin
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tsunami alert in Singapore 2011
