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Evaluate the political and social implications of energy supply pathway disruption (15).

Arguably, the most potentially devastating implications are those that have a significant political dimension. Though the economic and political impacts are often closely intertwined, the political aspects r...
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Answered by Eva C. • Geography tutor
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What are the impacts on host countries of voluntary migration?

Using the UK as a case study, voluntary migration has benefits and costs to the host nantion. Voulntary migration can help balance demographic changes to sustain a healthy working age population. In doing to...
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Discuss the relative importance of human and physical causes of desertification. [15 marks]

Desertification is the expansion of dry desert conditions into areas that previously had not experienced them. This is characterized by lower soil productivity and a depletion of natural resources. There are...
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Answered by Oliver S. • Geography tutor
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What is a physical reason why river basins are naturally vulnerable to flooding?

One reason is due to a lack of vegetation in a river basin. Vegetation acts as a barrier to surface runoff, therefore it reduces overland flow. If vegetation is limited, water will quickly enter river channe...
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Answered by Daniel H. • Geography tutor
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Assess the importance of a chosen marine ecosystem (15)

Coral reefs: diverse/fragile ecosystem, found in coastal areas/tropics/warm waters 23-29degrees C, (temp needed to sustain growth) valuable goods and services, threatened by global warming, rising SST. 1) Bi...
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Answered by Maria B. • Geography tutor
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