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U.O.I Jaiden

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PRESENTATION OUTLINE

JAIDENS SUMMATIVE TASK

QUESTION A: IMPACTS OF EROSION

  • Landslides
  • Caves
  • Cliffs
  • Fissures
  • Caverns
  • Canyons
  • Destroyed houses/buildings

QUESTION B:WHAT CAUSES EROSION

  • Wind
  • Water
  • Ice
  • Rain
  • Floods
  • Sand/dirt
  • Native animals
  • Weather
  • Ocean
  • Time
  • Waves
  • After natural disasters
Photo by Claudio.Ar

Question C:how are people trying to stop erosion?
The most natural way to reduce erosion is planting vegetation this reduces erosion by holding the ground together. Also mulch and fertiliser reduce erosion because it soaks up the water that protects the ground underneath. Port-a-bag barrier walls are excellent for stabilisation. They are used for protecting sand dunes and for reducing erosion under the roads. Sea grass is used to reduce erosion because it grows quickly and its roots stabilise the ground.

Semaphore 1923

SEMAPHORE 2003

Question F:What is erosion

Erosion is the process of eroding or being eroded by wind, water, or other natural agents. In my words it means the process of the natural elements wearing down the surface of the earth.

Photo by Kevin M. Gill

QUESTION G:HUMAN ACTION EROSION

  • Walking on sand
  • Driving on sand
  • Transport processes
  • Running on sand

Question G:how do these human actions cause erosion?

Walking on the sand doesn't exactly erode the beach but it makes it easier for the natural causes to erode it. Driving on the sand is like walking but the sand is blown away. Transport processes cause erosion by shifting the sand by vibrations. Running is basically the same as walking but faster.

Photo by drbob97

THE END OF MY SHOW

Photo by Neal.