Cambridge International AS and A Level Geography second edition
In-depth A2 Advanced Human Geography revision notes covering all of the syllabus points in order for Environmental Management and Economic Transition. I scored an A* across this course and dropped very few marks on this paper. I now read Geography at Durham University. These notes have plenty of de...
Population - Natural increase as a component of population change
Population - Demographic Transition
Population - Population-resource relationships
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CIE
Geography
Unit 3 - Advanced Human Options
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A2 Human Crib Sheets :
A2 Environmental Management
2.1 Sustainable energy supplies
Renewable and non-renewable energy resources.
Flow resources : Have a natural rate of availability, yield a continuous flow that can be consumed in a period fo
time, without endangering future usage.
Non-renewable resource : Built up over time and cannot be used without depleting their stock.
Critical or recyclable resource : Includes biomass, these resources require prudent management to ensure
sustainable use. Spend nuclear rods are included in this category.
Recoverable reserves : Amount of energy resources likely to be extracted for commercial use i.e. proved
resources
Primary energy : Resources from raw materials such as coal etc. in their natural form to produce energy
Non-critical or everlasting : Eg. tides, solar, waves. Flows are continuous but can vary
Secondary energy : Resources involve converting a primary energy source into a new form. Eg. crude oil into
petroleum.
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