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There are many hazards associated with active volcanoes. Lahars are one of these and they can be very destructive.  A lahar is a type of mudflow or debris flow composed of slurry of volcanic material, rocky debris, and water. The material flows down from a volcano typically along a river valley.  Lahar is a Javanese word that describes volcanic mud and debris flows.…
Over the last few years there have been several tsunami that have reached New Zealand - luckily all were small by the time they reached our shores. Some of the feedback we're getting is that people expect mini-Japan type events, and when this doesn't happen, assume that the tsunami didn't make it to New Zealand and the national warnings issued by the Ministry of Civil Defence & Emergency Management (MCDEM) http://www.…

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