1) Reliance on Fossil Fuels Flashcards

Learn Chapter 1

1
Q

What is a fossil fuel?

A

fuel consisting of the remains of organisms preserved in earths crust with high carbon and hydrogen content

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2
Q

fossil fuels time frame

A

fossil fuels cannot be replenished in a human lifetime and can take hundreds of millions of years to fully replenish

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3
Q

Definition of renewable energy

A

a form of energy derived from natural sources that do not use up natural resources to harm the environment

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4
Q

renewables time frame

A

renewables is a source that will never run out or can be replenished in a human lifetime

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5
Q

types of fossil fuels

A

coal, crude oil, natural gas

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6
Q

types of renewables

A

wind, solar, biomass and tidal

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7
Q

the formation of coal

A

coal is formed from the dead remains of plants that fall and accumulate on the ground over time. The ever increasing weight compresses the remains into peat, this takes millions of years. Then the peat gets further compressed and the temperature increases forming different grades of coal

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8
Q

formation of crude oil

A

crude oil and natural gas are formed from the dead remains of sea organisms, they die and settle on top along with other rocks and sediments, increase in pressure increases the temperature which forms crude oil

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9
Q

formation of natural gas

A

In underground crude oil wells, natural gas forms at the top which humans drill down to on land and in the sea in order to extract

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10
Q

what is used in the production of plastics, pharmaceutics, transportation and fibres. use examples

A

crude oil, food packaging/ single use plastic grocery bags, aspirin/ penicillin, petrol/ diesel, nylon/ acrylic

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11
Q

what have countries done to combat the use of fossil fuels, what country has not?

A

the vast majority of nations have took action by signing the Paris Agreement 2015, except for the USA who pulled out in 2017 under Trump, which is of concern as they account for 20% of the whole worlds usage of crude oils. (7 more than 2nd, China 13%)

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12
Q

why is global action required againsed the use of fossil fuels

A

this is because every nation is using fossil fuels excessively.

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13
Q

Why do we need to conserve fossil fuels?

A

it takes millions of years to form fossil fuels, and our usage has rapidly increased since the Industrial Revolution, and we cannot keep up with our usage and our resources will very soon run out. Especially with countries population increases like India and China.

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14
Q

The estimated lifespan of coal, crude oil and natural gas

A

coal: 114 years
Crude oil: 50 years
natural gas: 53 years

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15
Q

location and accessibility of our reserves

A

in years to come we will most likely advance and be able to discover more fossil fuels although some of the fossil fuel reserves discovered already and more in the future may be physically unviable to use, like oil found deep in the north sea

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16
Q

Economics

A

The higher the demand for crude oil, the more crude oil we use. Although, typically the higher the price, the lower the demand; this is the reason for the very high prices on fuel. The higher the price, the less we buy and the more fossil fuels we can conserve.

17
Q

what is the name of the global scientific panel responsible for publishing data that proves that climate change is human led

A

Intergovernmental Panel on Climate Change

18
Q

what pieces of evidence back this up

A

more volatile weather patterns observed such as flood, storm, forest fires and droughts,
sea temperatures rising,
sea levels rising,
fewer colder days and nights
more warm days and nights and heatwaves,
increased hurricane activity,
Carbon Dioxide levels in the atmosphere rising dramatically,
polar ice caps melting,
ecological changes like the damage to the coral reef on the shores of Australia.

19
Q

Another word for human induced.

A

Anthropogenic

20
Q

What is carbon trading

A

a method that aims to reduce the carbon emissions of a nation, nations are handed out permits for the usage of carbon emissions for certain sectors. One emission is equal to one tonne of carbon dioxide. The incentive to use as low as possible is that if a country does not use all of their designated permits, they can be sold to other nations who will have to pay a fine for their over usage of permits.

21
Q

Disadvantages of carbon trading:

A

complexity of the market, difficult to govern and possible for fraud to take place

22
Q

Disadvantages of carbon trading

A

Economy, some say that the price of additional permits is too low and so some small businesses could just purchase additional permits without thought of the enviroment.

23
Q

Disadvantages of carbon trading:

A

Difficulty surrounding measuring the emissions that are used, this means that the emissions used by one business would usually be carried out within the business and so it could be subject to false information to pay a lower price.

24
Q

Advantages of carbon trading:

A

Environment, the scheme should see a reduction in the usage of carbon dioxide

25
Q

Advantages of carbon trading:

A

Control, it gives governments more control over the usage of carbon dioxide and allows them to keep numbers down.

26
Q

Advantages of carbon trading:

A

Financial incentive, businesses may be incentivised to keep the suage of the permits low in order to sell them to generate revenue.

27
Q

What agreement sets national carbon target levels, what year did it take place and what year did it come into effect?

A

Kyoto protocol, 1995, 2005

28
Q

What is the name of the European Union’s Carbon Trading Scheme

A

Emissions Trading Scheme (ETS)