Natural disasters
What is a natural disaster?
A natural disaster is the effect of a natural hazard (e.g. flood, tornado, volcano eruption, earthquake, or landslide) that affects the environment, and leads to financial, environmental and/or human losses.

Who predicts when the natural disasters happen?
Volcanologists (people who study volcanoes and other stuff related to that) predict when natural disasters happen by using different types of instruments, for example the seismograph invented by Luigi Palmieri.

Where in the NZ have natural disasters occurred?
Natural disasters have occurred all over New Zealand for example, the Wairarapa earthquake on the year 1855. The earthquake originated on the Wairarapa Fault and caused extensive faulting and uplift in epicentral areas.

When was the last disaster in the North Island in New Zealand?
Mt. Ruapehu erupted on the year 2009.

What is the difference between an underwater volcano and a volcano on land?
Submarine volcanoes are underwater fissures in the Earth's surface from which magma can erupt. Land volcanoes are on higher ground but both types of volcanoes have magma in them.

How do we prepare for a natural disaster?
The best way to survive a natural disaster is to properly prepare for one. Every household and workplace should have an emergency survival plan in place.

external image mt-ruapehu-26-09-2007-7.jpg
Mt. Ruapehu
Photo from http://www.geonet.org.nz/images/news/2007/mt-ruapehu-26-09-2007-7.jpg