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CORRECT ANSWERS || ||
Renewable - CORRECT ANSWERS(S)✅✅Natural || || || ||
resources that have a sustainable yield or harvest equal || || || || || || || || ||
to or less than their natural productivity
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Non-Renewable - CORRECT ANSWERS(S)✅✅natural || || || ||
resources that cannot be replenished within a timescale || || || || || || || ||
of the same order as that at which they are taken from
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the environment and used (e.g. fossil fuels)
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Fossil fuels - CORRECT ANSWERS(S)✅✅non-renewable
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resources including oil, coal, natural gas and shale gas || || || || || || || ||
Oil - CORRECT ANSWERS(S)✅✅Advantages
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- cheap, versatile raw material
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- easy to transport
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- found in geological structures
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- reserves could last for another 40 years with present
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rates of C/P || ||
Disadvantages
, - oil spills
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- damages coastlines, fish stocks and sea communities
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- finite resource, non-renewable
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- burning contributes to global warming through release
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of CO2 ||
Hydroelectric Power - CORRECT || || || ||
ANSWERS(S)✅✅Advantages:
- renewable, harnesses fast-flowing water with a sufficient
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volume
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- clean: does not emit greenhouse gases
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- stations are often associated with aluminium smelters to
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use up excess energy
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Disadvantages:
- Plants/stations expensive to build
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- few places have a sufficient water
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- plants must run at full capacity to make money
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- may affect routes of migratory fish and mammals
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- increased evaporation behind the dam and deposition of
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silt
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- diseases: schistosomiasis can be spread by the stagnant
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water
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