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Geohazards List as many geohazards as you can

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Presentation on theme: "Geohazards List as many geohazards as you can"— Presentation transcript:

1 Geohazards List as many geohazards as you can
Which geohazards are related to plate boundaries ?

2 Death Valley – Big Fault Zone (earthquake zone)
Which geohazards are related to plate boundaries ?

3 Impact Craters – Evidence that we have been bombarded from space !
Arizona, USA 20,000-50,000 years old 1908 Siberian Impact Site Which geohazards are related to plate boundaries ?

4 Explosive Volcanic Eruptions
Which geohazards are related to plate boundaries ?

5 Effusive Volcanic Eruptions
Under water On land Which geohazards are related to plate boundaries ?

6 India Smashing into Tibet to Create the Himalayas
Darjeeling Which geohazards are related to plate boundaries ?

7 Tsunami – Caused by Earthquakes or Landslides
Which geohazards are related to plate boundaries ?

8 Which geohazards are related to plate boundaries ?
Landslides – Gravity, Earthquake, Monsoon and Volcanic Activity Triggers Bangladesh Colorado USA Which geohazards are related to plate boundaries ?

9 Which geohazards are related to plate boundaries ?
Plate Margin(s) What causes the hazard Earthquakes Effusive Volcanic Eruptions Explosive Volcanic Eruptions Landslides Tsunamis Which geohazards are related to plate boundaries ?

10 Relate Geohazard to Plate Tectonics
On your table, write in pencil which plate boundary(s) the hazard is triggered by Landslide Earthquake Tsunami Explosive Volcanism Effusive Volcanism Which geohazards are related to plate boundaries ?

11 ‘Hot Spots Volcanics’ Throughout Geological Time

12 Hot Spots Not Associated With Plate Tectonics
Hot spots and mantle plumes: Caused by rising plumes of deep mantle material Volcanoes can form over them (Hawaiian Island chain) Mantle plumes Long-lived structures Some originate at great depth, perhaps at the mantle-core boundary

13 The Hawaiian Islands

14 Which geohazards are related to plate boundaries ?
HAITI Which geohazards are related to plate boundaries ?

15 Which geohazards are related to plate boundaries ?

16 Which geohazards are related to plate boundaries ?

17 Causes of the Haiti Earthquake
HW Research the causes of the Haiti Earthquake, using pictures to illustrate. No more than one side Due next lesson Which geohazards are related to plate boundaries ?

18 Sometimes, animals act strangely before an Earthquake
Which geohazards are related to plate boundaries ?


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