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What are the 'push' and 'pull' factors in migration?

'push' and 'pull' factors are a key and simple way to explain migration , and is something studied at both GCSE, IGCSE and A-Level, and even potentially at university. Simply put, a 'push' factor is somethin...
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Answered by Neel R. • Geography tutor
27603 Views

What are 'Milankovitch cycles'?

Over the past 2 million years, climate has oscillated between periods of warm climate (glacials) and periods of cooler climate (interglacials). Changes in the shape of earth's orbit help explain these change...
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Answered by Katie H. • Geography tutor
38319 Views

With respect to sea level change, what is the difference between eustacy and isostasy?

Eustacy and isostasy are ways of describing relative sea level change which is a measure of changes in the level (height) of the sea, relative to the land. Eustatic sea level change describes a change in the...
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Answered by Emily H. • Geography tutor
22363 Views

Why does deforestation occur and what are its effects?

Deforestation occurs for a variety of reasons. T hese are some of the main causes of deforestation. Countries require food and in order for food to be grown farms are necessary. In order to create space hund...
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Answered by Sarah M. • Geography tutor
23289 Views

Why do volcanoes and earthquakes occur at destructive plate margins?

Destructive plate margins are where a plate of higher density is subducted, or forced underneath, another, less dense plate. This occurs due to convection currents in the mantle. These are caused by radioact...
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Answered by Laura S. • Geography tutor
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