Overview of Geography

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  • Created by: C.DD
  • Created on: 06-06-19 19:39

-The 4 types of hazards are climatic, technological, geological and biological.

-The layers of the earth go from the crust at the top then the mantle, then the lower mantle, outer core and finally inner core 

Image result for layers of the earth

- A hotspot is a stationary plume of magma that goes deep into the earth's crust. Example of Hawaii.

- A volcano is an opening of a vent in the earth's surface, where the magma from deep inside the earth forces its way up and the pressure releases and it erupts.

Short term impacts of a Volcano negative

  • Buildings and roads collapse and crops are destroyed
  • Death causes the contamination of the water.

Long term impacts of a Volcano positive

  • Collapsed buildings, broken water pipes and broken electricity pylons.
  • Lahas created
  • Fires started
  • Wildlife affected
  • Phycological trauma

Long term impacts positively

  • More fertile soil along with new land created
  • Tourist attraction
  • Beautiful landscapes created 

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