Item 1 Flashcards

1
Q

What is energy security?

A

The status of having current and sustainable access to energy at an affordable price.

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2
Q

Why was there a sudden decrease in energy production in 1980-85?

A

Miners strikes

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3
Q

What are some of the reasons for the decrease in energy consumption by uk households?

A

1) 2006 Climate Change Bill improved building regulations

2) Increase in energy prices

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4
Q

What are some of the reasons for the decrease in energy consumption of the U.K manufacturing industry?

A

An increase in the uk service sector

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5
Q

What service sector is particularly large in the uk?

A

Financial sector

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6
Q

What are the reasons for the huge increase in energy consumption for the transport sector?

A

Cars and planes

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7
Q

What percentage do cars make up of the UK’s transport share in 2015?

A

85%

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8
Q

What fraction of electricity was produced by coal in 1970 and 2011?

A

1970: 2/3
2011: 1/3

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9
Q

Why has coal energy consumption decreased?

A

1) Uncompetitive global prices
2) Other cheaper energy methods since 1950s (Gas and Oil)
3) Lack of government support for the mines

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10
Q

What was the dash for gas?

A

A sudden private sector shift towards energy production from natural gas

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11
Q

What percentage of the electricity generation in 2030 will be made up by renewables?

A

40%

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12
Q

How much did the UK government invest in to renewables in 2013 alone?

A

£8Bn

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13
Q

What is Carbon Capture and Storage?

A

Ways of cutting out the production of carbon into the atmosphere from burning coal in industry

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14
Q

What percentage of carbon is produced from burning natural gas compared to coal in the UK?

A

Roughly 45%

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15
Q

List the 9 forms of power generation in order of lowest to highest energy efficiency

A

Coal, Oil, Natural Gas, Biomass, Solar, Nuclear, Hydro, Geothermal, Wind

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16
Q

List the 9 forms of power generation in order of lowest to highest cost for producing 1MWh of power?

A

Gas, Hydro, Coal, Wind, Geothermal, Biomass, Nuclear, Oil, Solar

17
Q

What is the energy efficiency of coal?

A

29% (Lowest)

18
Q

How much does it cost to produce 1Mwh from coal?

A

$95

19
Q

What is the energy efficiency of natural gas?

A

38%

20
Q

How much ides it cost to produce 1MWh from natural gas?

A

$66 (Cheapest)

21
Q

What is an area in the uk that has a strong coal and gas producing capacity?

A

Leeds

22
Q

What is the energy efficiency of solar energy?

A

207%

23
Q

How much does it cost to produce 1MWh from solar energy?

A

$211 (Most expensive)

24
Q

What region of the U.K has a particularly strong solar power producing capacity?

A

South England (Latitude)

25
Q

How much does it cost to produce 1MWh from wind power?

A

$97

26
Q

What is the energy efficiency of wind power?

A

1,164% (Highest)

27
Q

What form of renewable energy producing capacity is particularly consistent but small throughout the uk?

A

Wind