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What’s the difference between a swash and a backwash?

The swash and backwash are both types of wave movement that influence the structure of a beach. The swash helps to build up the beach, loosing its energy and depositing its load of sand and silt onto the bea...
KA
Answered by Katie A. • Geography tutor
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Study Figure 3 which shows a satellite image of an area of vegetation that has been affected by human activity. Describe and comment on the impact of the human activity shown. (7 marks)

The image is of what looks to be a quarry. In the left of the image there is a lake, possibly with waste materials from the quarry. There are roads leading away from the area on the right, presumably to carr...
CG
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Give two reasons why tropical storms eventually lose their energy

Friction from passing over the land makes them lose their energy Land at high altitudes and water have a cooling effect, causing a loss of energy
CG
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Distinguish between global climate change and the enhanced greenhouse effect

The most crucial difference between global climate change and the enhanced greenhouse effect is that the latter is a result of anthropogenic causes. The enhanced greenhouse effect is the increasing amount of...
JW
Answered by Jason W. • Geography tutor
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Examine how and why definitions of development have changed.

Set out the essay chronologically through time. Begin around the 1960s and list the definitions of development that existed (the use of terms such as first and third world). Explain why society at the time u...
AG
Answered by Annabel G. • Geography tutor
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