Catastrophic Event

Catastrophic Event

• An event that results from Earth processes and that can cause damage and endanger human life– Tornado Hurricane– Earthquakes Tsunamis– Floods Volcanoes– Wildfire Drought

Tornado

http://www.neok12.com/php/watch.php?v=zX794263614f685363004751&t=Natural-Disasters

• Cause – cold and warm air colliding

when thunderstorms meet• Impact to Earth – kills plants, damages

topsoil• Impact to People – high winds destroy

buildings, can have flooding

Tornado

Hurricane

http://www.neok12.com/php/watch.php?v=zX4b09755003584b5759007f&t=Natural-Disasters

• Cause – air pressure differences over

the ocean• Impact to Earth – kills plants, destroys

beaches• Impact to People – high winds destroy

buildings, can have flooding

Hurricane

Tsunami

http://www.neok12.com/php/watch.php?v=zX53095a467b677a5e0c7e0a&t=Natural-Disasters

• Cause – earthquake under the ocean

floor• Impact to Earth – destroys beaches and

coral reefs• Impact to People – large loss of life,

destroys buildings

Tsunami

Volcano

http://www.neok12.com/php/watch.php?v=zX47624604537c4154525151&t=Natural-Disasters

• Cause – build up of pressure deep

inside Earth• Impact to Earth – burns plants, creates

new land• Impact to People – burns or covers

buildings

Volcano

Earthquake

http://www.neok12.com/php/watch.php?v=zX06611b03056651036a0141&t=Natural-Disasters

• Cause – moving tectonic plates• Impact to Earth – changes the look of

the land• Impact to People – damages buildings,

kills people

Earthquake

Drought

http://video.nationalgeographic.com/video/environment/environment-natural-disasters/landslides-and-more/droughts/

• Cause – lack of rain, heat• Impact to Earth – kills plants and

animals• Impact to People – money loss from

crop and livestock damage

Drought

Wild Fire

http://video.nationalgeographic.com/video/environment/environment-natural-disasters/landslides-and-more/wildfire-research/

• Cause – lightning, can be man-made• Impact to Earth – burns everything,

fertilizes the soil• Impact to People – destroys everything

in it’s way

Wildfire

Flood

http://video.nationalgeographic.com/video/environment/environment-natural-disasters/landslides-and-more/floods/

• Cause – too much rain• Impact to Earth – changes the land,

fertilizes the soil• Impact to People – loss of life and

buildings

Flood

Avalanche

http://www.neok12.com/php/watch.php?v=zX455b4404645e15620c6402&t=Natural-Disasters

• Cause – too much snow and a steep

slope• Impact to Earth – changes the land,

destroys plant life• Impact to People – loss of life and

buildings•

Avalanche

http://www.neok12.com/diagram/Natural-Disasters-01.htm

Click on the link to take your quiz on natural disasters

http://www.neok12.com/jigsaw-puzzles/Natural-Disasters.htm

Click on the link to open the puzzles.