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Explain two causes of ageing populations in MEDCs

One cause of ageing populations in certain MEDCs is improved access to healthcare. Improved access to healthcare allows individuals to receive treatment more promptly, assisting in stopping preventable illne...
JP
Answered by Jools P. Geography tutor
2557 Views

Explain how a wave-cut platform is formed - 6 marks

A wave cut platform is formed by the sea attacking the cliff face though different types of erosion e.g. abrasion and hydraulic action. Abrasion is where cliffs are worn down from destructive waves and the t...
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Answered by Josh A. Geography tutor
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Describe and explain the formation of a gorge - 6 marks

Waterfalls often form when hard (e.g. granite) and soft (e.g. clay or chalk) rock are present , where water flows across the harder rock and drops onto softer rock. The falling water then starts to form a pl...
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Answered by Josh A. Geography tutor
11020 Views

What does Hjülstrom curve show?

Hjülstrom curve is a logarithmic graph which shows the relationship between sediment size and velocity. The two curves on the graph show what happens to sediment in transit for various velocities. The first ...
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Answered by Rowan H. Geography tutor
5630 Views

How does freeze-thaw weathering occur?

Freeze-thaw weather occurs when water enters a small crack in a rock, which often happens during rainfall, then when temperatures fall to below 0 degrees celsius this water freezes and expands. This widens t...
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Answered by Emily G. Geography tutor
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