Disasters

DISASTER MANAGEMENT ALBUM

SOCIAL SCIENCEHOLIDAY HOMEWORK

1.WHAT ARE DISASTERS ? 2.Various Disasters :(!)Avalanches(!)Earthquakes(!)Floods(!)Human Induced(!)Hurricanes(!)Tornadoes(!)Tsunamis(!)Volcanic Eruptions(!)Wildfires

CONTENTS

WHAT ARE DISASTERS ?

A disaster weather natural or human induced , is an event which results in widespread human loss . It is accompanied by loss of livelihood , property causing suffering and loss in a definite area.

AVALANCHES

An avalanche is a large mass of rock debris or snow that moves rapidly down a mountain slope, sweeping and grinding everything in its path

EARTHQUAKES

An earthquake is a tremor in the Earth's crust, caused by movements below its surface.

FLOODS

Heavy storms may sometimes cause huge volumes of water to depart from a river's natural course and spread over previously dry land. Unstoppable and all-pervasive,the resulting floods can be devastating to human life."

HUMAN INDUCED

Human induced disasters are caused due to human induced hazards for example wars , pollution etc.

HURRICANES

Hurricanes are large, swirling storms with winds of 119 kilometers per hour (74 mph) or higher.

TSUNAMIS

A tsunami is a huge volume of moving seawater. These giant waves can travel for thousands of miles across the sea and still have enough energy and force to destroy buildings, trees, wildlife and people.

TORNADOES

A tornado is a violent rotating column of air extending from a thunderstorm to the ground

VOLCANIC ERUPTIONS

A volcano can be simply defined as a rupture or an opening on the crust of a planet like earth. This opening allows hot ash, molten rock and gases to blow off from the underground spaces.

WILDFIRES

A wildfire also known as forest fire, vegetation fire, grass fire, peat fire, bushfire (in Australia), or hill fire is an uncontrolled fire often occurring in forest areas, but which can also consume houses or agricultural resources.

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