Resource management - human Flashcards

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1
Q

define resources

A

any feature or part of the environment that can be useful to people

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2
Q

define biotic

A

obtained from the biosphere and is able to reproduce

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3
Q

define abiotic

A

obtained from the lithosphere, atmosphere and hydrosphere e.g. minerals, soil, sunlight

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4
Q

define renewable

A

resources that are potentially inexhaustible and can be naturally replenished

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5
Q

define non renewable

A

substances that cannot be remade

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6
Q

give examples of renewable abiotic resources

A
water 
sunlight 
wind 
HEP 
wave
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7
Q

give examples of non renewable abiotic resources

A

oil
coal
uranium
gas

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8
Q

give examples of non renewable biotic resources

A

biogas
dung
soil
fish

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9
Q

how do people use natural resources?

A

energy
food / farming
fresh water

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10
Q

how is exploitation changing environments?

A

deforestation
increase in soil erosion
water pollution
critical animal populations- e.g. overfishing in the North Sea

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11
Q

describe how people exploiting environments for food can cause deforestation?

A

palm oil is being exploited in Cameroon, Africa for products like makeup and biscuits
leads to deforestation, increases soil erosion

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12
Q

what is the link between water supply and population distribution in the UK?

A

In the South and East the demand for water is greater than supply while in the North and West the supply is greater than demand so there is less water stress than in the south and east.

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13
Q

what is the link between the relief of the Land and Farming in the UK?

A

flatter relief in the South and East - arable farming

steeper relief in North and West - pastoral farming (sheep)

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14
Q

advantages of coal

A

supplies should last another 250 years
easy to convert to energy
cheap to mine

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15
Q

disadvantages of coal

A

burning coal releases harmful gases into the atmosphere
acid rain is produced when coal is burnt
waste heaps are left close to coal mines

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16
Q

advantages of wind power

A

wind is free
relatively cheap
can be on land or at sea

17
Q

disadvantages of wind power

A

visually obtrusive
greenhouse gases given off during production and transportation
energy os only produced when wind is available - so not constantly

18
Q

global distribution of energy is influenced by the …..

A

location of fossil fuel reserves and to harness renewable energy resources

19
Q

in the next 35 years it is estimated that global energy consumption will increase by……

A

56%

20
Q

why is the amount of fresh water available globally only 3%?

A

oceans are huge and majority of earth’s water is salt water

21
Q

why do we only have access to 1% of the 3% of available water?

A
  • majority is salt water

the rest is locked up in ice cape or is underground

22
Q

what is global energy mix?

A

the way that countries use energy in different proportions

23
Q

what factors affect energy mix?

A

population
wealth and income
availability of energy supplies
Technology

24
Q

what is an ecological footprint?

A

a measure of an area needed to support a populations lifestyle.

25
Q

why do we need to protect our energy resources?

A

If fossil fuels continue to dominate the UK’s energy mix it could lead to catastrophic and irreversible cli mate change.

26
Q

give a view of an individual on the exploitation and consumption of energy

A

some feel that renewable energy is too expensive and some people thats live near renewable energy plants may have concerns about noise and visual impact.

27
Q

give a view of an organisation on the exploitation and consumption of energy

A

McDonalds is an example of a company that has taken steps towards energy resource management as they reuse cooking oil as biodiesel in delivery Lorries and have replaces neon and filament bulbs with LED lighting

28
Q

give a view of a government on the exploitation and consumption of energy

A

The UK and 195 other nations pledged to limit the increase in global temperature to 2 degrees celsius at UN Climate Change Summit in 2015, including investing in new low-carbon energy technologies.

29
Q

define sustainable management

A

using energy resources in a way that ensures they are not exploited.