Consuming Energy Resources Flashcards

1
Q

Use of energy

A

Light homes
Power computers
Cook food

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2
Q

Non renewable

A

Being used up and can not be replaced
-finite
(Coal, oil, gas)

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3
Q

Renewable

A

Never run out, used up over and over again
-infinite
(Wind, solar, HEP)

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4
Q

Recyclable

A

-provide energy from sources that can be recycled/ reused

Biofuel

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5
Q

Wind farm

A

P- good for environment

N- ruins view

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6
Q

Wind turbines and solar panel

A

Large amount of land but can farm on sea

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7
Q

Open coal mining

A

Scar landscape but clean up land

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8
Q

Drilling for oil at sea

A

Risk of oil spill but ban offshore drilling

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9
Q

Hep development and deforestation

A

Can flood large areas of land but relocate endangered species of animals

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10
Q

Coal is formed

A
  • 300million Years ago

- giant plants in swamps die they fork layers and when put under pressure

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11
Q

Open coal mine

A

Adv- plenty of coal available

Dadv- expensive

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12
Q

Why mining has declined

A
  • cheaper foreign imports
  • carbon taxes
  • using other energy sources
  • declining demand
  • cheaper imported coal
  • ghg emission
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13
Q

Potential renewable energy in uk

A

Wave power in w Scotland

Solar in S of Devon

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14
Q

Global energy has only grown very slightly

A

Cars use less fuel
Power stations waste less energy
Houses are better insulated

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15
Q

Most energy consumed

A

USA, China (Hic)

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16
Q

Small amounts of energy

A

Low income countries

Primary economy

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17
Q

Emerging

A

High energy use

Manufacturing

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18
Q

Daily oil consumption

A

1900- under 1 million
2015- 93 million
2030- 116 million

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19
Q

Consumption of oil increase

A
  • population increase
  • heating buildings
  • fueling cars
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20
Q

High demand of oil…

A

Price rise

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21
Q

Price rise…

A

Falling demand

= lower price

22
Q

Too much supply…

A

Price falls

23
Q

Price falls..

A

Too little

= price rise

24
Q

Oil price change

A
  • demand

- supply

25
Q

Fracking involves

A

Drilling down into the Earth and injecting shale rock with high-pressure mixture of water sand and chemicals to release gas inside

26
Q

For drilling into the artic

A
  • Quarter of the earths undiscovered oil
  • USA becomes less dependent on other countries
  • provide jobs for locals
  • Offers huge potential revenue for oil companies
27
Q

Against drilling in artic

A
  • kills millions of organisms if oil spills
  • causes conflict with other countries
  • indigenous people rely on Artic animals for survival
  • Cold and fragile so there is a lot of work
28
Q

Costs of tar sand oil extraction

A
  • huge amount of water and energy required
  • 359 million tons of water
  • More than 6 million birds lost by 2050
  • pollution of lakes and rivers
29
Q

Shale gas

A

-Natural gas trapped underground in shale rock

Can’t be drilled

30
Q

Sustainability

A

Meets the needs of the current generation without compromising the ability of future generations to meet their needs

31
Q

Carbon footprint

A

Calculation of the total greenhouse gases emissions caused by person, country, organisation, event, product

32
Q

Direct carbon footprint

A

Created by burning fossil fuels for energy at home or transport

33
Q

Indirect carbon footprint

A

Come with owning a product, from its manufacture to final disposal

34
Q

Home improvements to conserve energy

A

Energy efficient boilers, double glazing, wall insulation

35
Q

Improving transport energy efficiency

A

VED

- Rotax depend on level of pollution of vehicle

36
Q

Reducing London is carbon footprint

A

London buses
Cycle hire sceme
Congestion charge

37
Q

London buses

A

Hybrid since 2012

40% less co2 produced

38
Q

Cycle hire sceme

A

Provide 6000 bikes

400 docking stations

39
Q

Congestion charge

A

Raises revenue

Traffic fell

40
Q

Energy security

A

Access to reliable and affordable sources of energy

41
Q

Energy Diversification

A

Spreading energy sources around more types

42
Q

HEP schemes

A

N- Floods local peoples homes and intermediate technology

P- Irrigated land and supply water to cities

43
Q

Solar energy

A

N- Expensive to install and less affective in winter

P- can produce large amounts of electricity

44
Q

Hydrogen fuels

A

N- expensive

P- clean and efficient

45
Q

Carbon taxes

A
  • establish price on greenhouse gas emission

- companies pay per tonne carbon

46
Q

Carbon taxes good in theory

A
  • reduce carbon

- find alternate renewable sources

47
Q

Carbon taxes

Difficult in practise

A
  • Gas price rise

- affect emerging and developing countries

48
Q

Why agreement is difficult

A
  • Climate change scepticism
  • no global consensus
  • countries have different level of development
  • competent business interests may vary
49
Q

Rising affluence

A
  • by local products
  • invest in more efficient cars
  • development of renewable energy
50
Q

Education

A
  • educated of effects of global warming
  • change attitudes
  • local rather than global focus
51
Q

Changing attitude

A
  • more aware
  • Green parties in elections
  • environmental pressure groups