Global hazard trends- floods

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  • Created by: Hannah
  • Created on: 17-04-13 15:10
Where recently have there been major river floods?
Thailand (2011), USA, Mississippi (2011), south and central China (2011) and Pakistand (2010)
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What factors are usually responsible for these floods?
Extreme rainfall (linked to tropical cyclones), mid-lattitude depressions and thunderstorms
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What factors have influenced this trend?
Global warming-increases evaporation+speeds up worlds circulation; population growth+development of floodplains- raised levels of vulnerability to flood hazards; widespread deforestation-population growth, increased runoff
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What is coastal flooding in the tropics and sub-tropics caused by?
Storm surges- driven by powerful cyclones
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Give an example of this.
2005, storm surge generated by Hurricane Katrina killed more than 1,100 people in New Orleans+ the Gulf of Mexico
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Why, apart from global warming has the number of natural disasters being reported increased?
Improvement in technology e.g. news, internet and also population increase
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Card 2

Front

What factors are usually responsible for these floods?

Back

Extreme rainfall (linked to tropical cyclones), mid-lattitude depressions and thunderstorms

Card 3

Front

What factors have influenced this trend?

Back

Preview of the front of card 3

Card 4

Front

What is coastal flooding in the tropics and sub-tropics caused by?

Back

Preview of the front of card 4

Card 5

Front

Give an example of this.

Back

Preview of the front of card 5
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