UN: Big Storm 100 Annual Now occurs every 20 years

UN: Big Storm 100 Annual Now occurs every 20 years

High officials of the UN natural disaster Affairs, Margareta Wahlstrom, said in any casemany things 10 years ago never happened and every country should be vigilant.

Margareta Wahlstrom, the UN high officials of disaster risk reduction, at a ceremony in Phnom Penh, Cambodia.

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The UNITED NATIONS says countries should be better prepared to face the big stormsthat normally occur every 100 years, but environmental catastrophe that now occur every 20 years.

UN high officials of disaster risk reduction, Margareta Wahlstrom, told The New York Times, "everywhere, there is a lot of things 10 years ago never happened," and every country should be vigilant.

He delivered it by 10 years the tsunami disaster that struck the Indian Ocean on 26 December 2004.

Tragic events that killed at least 220,000 people and caused losses worth billions of dollars, but push developing a tsunami warning system through 

three regionalsupervision centers in India, Indonesia and Australia. (VOA)