Geography Unit 1 Edexcel

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Unit 1 ­ Topic 1 Restless Earth

The Earth is made up of a series of layers:




Plate Boundaries,
Volcanoes and Earthquakes

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Volcanic and Earthquake Hazards

Shield Volcanoes -

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Montserrat
Volcanic
Eruption
(1995)
Location Causes Primary Secondary Immediate Long-term
Impacts Impacts Responses Responses
Montserrat is a Montserrat 2/3 of the As more of the Money was A risk
British territory lies on a island was southern area was given to assessment was
located in the destructive covered in destroyed…

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Earthquake Case Study (poor)

POOR Haiti
Earthquake
(2010)
Location Causes Primary Impacts Secondary Impacts Immediate Long-term
Responses Responses
Haiti is a The earthquake 316,000 people 1 in 5 people lost $100 million 98% of the
small island was caused by were killed; 1 million their jobs because in aid given…

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RICH New
Zealand
Earthquake
(2011)
Location Causes Primary Secondary Immediate Long-term
Impacts Impacts Responses Responses
New Zealand is The 6.3 181 people Business were Cared for the Paid $898
located in the magnitude were killed and put out of action most vulnerable million in
Pacific Ocean earthquake around 2,000 for…

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Managing earthquake and volcanic hazards

Earthquakes and volcanoes are difficult to manage because they are difficult to predict. Managing these
hazards is based on preparation and prediction.

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Unit 1 ­ Topic 2 Changing Climate

Climate ­ The average weather, over a period of time of many years, usually 30 years.

Weather ­ The state of the atmosphere on a day to day basis

Glacial ­ A long period of time during which the earth's glaciers expanded which…

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to start, or end and been caused by nearly ½ a degree the following due to the increase in CO2 and
ice age. changes in sunspot year. water vapour.
activity


Evidence of climate change is collected by:

Weather recordings - thermometers are more accurate now and digital readings can be…

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For the last 10,000 years our climate has averaged about 14°C globally. However in the last 100 years,
as the graph above shows, our climate has started to change rapidly.

Increases in temperatures have been recorded on land and in the oceans.
Changes to the rainfall pattern have been observed…

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These paintings show us people soils, plants and make them
skating and enjoying animals warmer.
themselves, a sign that they
were more capable to
withstand the harsher
conditions and they also had
enough food.
Humans also cause changes to our climate. The biggest contributor is gas released into the atmosphere…

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