The Energy Issue

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Name 4 finite resources?
coal, oil, gas and nuclear
1 of 36
What % of modern world's energy comes from fossil fuels?
80%
2 of 36
Name 6 renewable resources?
biofuels, hydro, solar, geothermal, wind, wave/tide
3 of 36
What % of the world's population comes from oil?
35%
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Which country produces the largest amount of coal?
China
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Which fossil fuel is usually consumed in the coutry it is extracted?
Coal
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What geological factors influence coal supply?
depth of coal, thickness of seam, quality of coal
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What physical factors influence coal supply?
How accessible/isolated, climate, access to markets, access to coast
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What economic factors influence coal supply?
Demand for and cost of coal compared to other fuels
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What political factors influence coal supply?
Government subsidies, tarriffs on imports, could discourage for environmental reasons
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How long is it estimated coal reserves will last for?
150 years
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When is coal cheapest to mine?
When it is near the surface
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Why is Australia able to export coal to Europe cheaply?
Cheap open cast mining and low freight rates
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Which is more geographically dispersed- coal or oil production?
Coal
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Name two of the largest oil producers who still have to import oil?
USA and China
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Which region exports most oil?
The Middle East
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Why is distance from market not important for oil?
Because it is cheap to export in huge tankers
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What geological factors influence oil supply?
Simple geological structures that create oil traps reduces costs
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What physical factors influence oil supply?
Cheaper onshore than offshore, depth of water, climate (permafrost), remoteness
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What economic factors influence oil supply?
World price of oil- some oilfields only profitable when oil is over $60 a barrel
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What political factors influence oil supply?
War, economic sanctions, unstable governments
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In what decade did natural gas production increase significantly?
1980's
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Which fossil fuel is cleaner and more environmentally acceptable?
Gas
23 of 36
How long should gas reserves last?
About 60 years
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Why was gas production hindered before the 19th century?
Problems of transport and storage
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Which country has the largest reserves of natural gas?
Russia
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Why are gas pipelines vulnerable in places like the middle east?
At risk from war and terrorism
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Why have natural gas reserve to production ratios remained stable?
New reserves are regularly found
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What % of the world's energy comes from nuclear?
6%
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Why is nuclear energy mainly concentrated in MEDC's?
Because of it's advanced technology and high costs
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How many nuclear reactors does France have?
59
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What % of France's energy comes from nuclear power?
78%
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Why have some countries turned away from nuclear energy?
Accidents like Chernobyl and Fukushima
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Why is nuclear power an attractive option?
Almost no greenhouse gases and offers energy security
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What % of world enery comes from renewables?
21%
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Which renewable energy resource has grown most?
Wind
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Other cards in this set

Card 2

Front

What % of modern world's energy comes from fossil fuels?

Back

80%

Card 3

Front

Name 6 renewable resources?

Back

Preview of the front of card 3

Card 4

Front

What % of the world's population comes from oil?

Back

Preview of the front of card 4

Card 5

Front

Which country produces the largest amount of coal?

Back

Preview of the front of card 5
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