Resource management section C question 3 (paper 2) Flashcards

1
Q

what are resources

A

a stock or supply of something that has a value or a purpose

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2
Q

how are resources distibuted in the world

A

they are unevenly distributing and consumption is uneven

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3
Q

why is the demand for resources increasing

A
  • increasing population
  • economic development
  • over consumption in HICs
  • less LICs = consume more
  • climate change
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4
Q

what will help the increasing demand for resources

A
  • technogoly - can find more resource
  • globolisation - increasing interconnection of globe
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5
Q

define malnurished

A

when someone eats less than 2000cal a day

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6
Q

define undernutrition

A

poorly balanced diet

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7
Q

why is food important for the social and economic well-being of an idividual

A

economic = a measure of how much money people have to sustain
social = social comfort of an individual for economic, ohychological, spiritual status

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8
Q

give some statistics on food discomfort

A
  • 1 billion people dont eat enough
  • 1 in 9 cannot get enough food
  • 1/3 of world is malnurished
  • HICs waste $750B in food
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9
Q

name two illness’s associated with under-nutrition

A
  • kuashiorkor
  • morasmus
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10
Q

state 2 types causes of water scarcity in the globe

A
  • physical (Saudi Arabia) - deserts
  • economic (brazil) - high population
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11
Q

why is water important for the socail and economi well-being of an individual

A
  • stops dehydration
  • dehydration = too ill to work
  • no water = cannot grow food
  • no hydroelectric power avaliable
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12
Q

which region is execcted to experience the greatest increase in energy consumption

A

Asia

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13
Q

explain one reason why Asia is likely to experience the greatest growth in energy consumption

A

population increase means higher demand on same energy rate

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14
Q

what are some statistics on energy consumption

A
  • richest 1B consume 50% and poorest consume 4%
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15
Q

define energy sercurity

A

reliable energy for whole population (produced themselves)

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16
Q

define energy insecurity

A

consume more energy than produced = import lots of energy, large populaiton = huge demand

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17
Q

why does the UK import so much food

A
  • huge population increasing
  • import 40% of food
  • cheaper to get food abroad
  • variety and choice
  • seasonality is an issue = hugh food miles
  • we cannot grow the food we want to eat
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18
Q

what are the environmental impacts of importing so much food

A

food is flown in by plane = expensive, lots of air miles + carbon footprint

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19
Q

what are food miles

A

distance travelled from farm to shop

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20
Q

what is meant by the term carbon footprint

A

the smount of CO2 produced as a result of daily activities

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21
Q

what are the economic impacts of importing so much food into the UK

A
  • increases the UK’s trade deficit
  • reduces self-sufficiency = vulnerable to global market fluctuations
  • it also harms local agriculture and food industries = job losses
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22
Q

how do LICs benefit from supplying the UK with food produce

A
  • the UK pay higher prices for food as we cannot grow it
  • eg Kenya
  • farmers only earn 12% of what Uk pays - most goes to supermarkets & transportation
  • economic leakage ~ no job security or benefits
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23
Q

what are the two aternative to importing food

A
  • agribusiness
  • organic produce
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24
Q

what is agribusiness

A

intense farming aimed at maximising the amount of food produced = maximises profit, high level investments for modern tech & chemicals

25
explain how agribusiness aims to reduce problems associated with importing food
- grow produce all year round - make more food & import less - reduce carbon footprint
26
what is organic farming
food grown without chemicals, more expensive to buy, helps local businesses and more environmentally friendly
27
why has the demand for organic farming increased
- people more concerned about animal welfare - healthier for you - lower carbon footprint - increases seasonality
28
what are some of the problems with organic farming
- expensive - helps climate change - doesn't help food security
29
give an example of an agribusiness
Lynford house farm
30
explain and describe Lynford house farm
- in East England - 570 Hecters - wheat and potatoes - good soil & climate - fertilisers and pesticides = bigger yeild - machinery used - 54M reservoir
31
give an example of an organic farm
riverford organic farm
32
explain and describe riverford organic farm
- started in Devon, now UK wide - weekly fresh veg boxes - reduce food miles - supports local farmers - local employment - expensive
33
why has the demand for water in the UK increased
population growth & higher quality of life = clothes, power showers, dishwashers, hoses, pools
34
give some key facts about water supply increase in the Uk
- fresh water will exceed supply by 40% by 2030 - 50% of water supply is domestic - 21% of our water supply leaks into ground due to old pipes
35
why might larger UK households seem to use more water per person than one person living alone
larger households share uses for water (washing machine, dishwasher) this uses water more efficiently
36
what is meant by a water surplus
too much water / extra water
37
why do the North and West of the UK have a water surplus
- mountainour landscape = higher precipitation - more rain & colder = less evapouration
38
why do the South and East of the UK suffer from a water deficit
- demand exceeds supply - lowest annual rainfall = waer stress
39
what is meant by the term water stress
where demand exceeds supply
40
what percentage of the UK is under water stress
50%
41
what is meant by the term 'grey water'
waste water from showers or toilets
42
how can grey water be used
it can be recycles and used to irrigate food and non-food plants (phosphorus and nitrate in water = good nutrients)
43
in the UK how is water transferred from areas of surplus to areas of deficit
- pipes and pumps in 2006 water transfer scheme from N and W to south
44
what are the environmental and economic impacts of water transfer
- land and materials is very expensive cost - effects land and wildlife by building pipes - has to be pumped = produces green house gases
45
give two ways a household can conserve water
- put in a water metre - by efficient appliances
46
give two ways a water company can conserve water
- fix leaking pipes - give education about not wasting water
47
what are the main causes of water pollution in the UK
- human waste dumped into rivers & sea - leaching from old mines - discahrge from industries - fertilisers = eutrophication = aglea blooms - water used in power stations go back into a river
48
what are the social and senvironmental impacts of water pollution in the UK
- get illness and disease = healthcare needed - eutophication = algea = dead fish ~ oxygen starved
49
what strategies are in place to improve water quality in the UK
environmental agencies: - monitor rivers & quality - filter water - chlorine to purify - regulate water use
50
give two reasons (not increase in population) why the amount of energy used in the UK has declined
- devices and appliances are more efficient (better insuation) - decline in heavy indstry (60% decrease in energy use)
51
what type of energy source has declined most since 1970
coal
52
why has their been a significant decline in the use of coal
- + carbon emissions from coal are most - + coal power stations = old & inefficient = expensive to run - - 2020 oil is 75% imported ~ not musch energy security
53
why do we use non-renewables more than renewables
- meets the rapid demand - cheaper - we have existing power station
54
why has there been a recent increase in the use of renewable sources of energy
- less harmful for enviroment - geographical location = perfect for offshore wind - importing is expensive - if we produce enough = energy security & independant - only maintenance coasts after instaliation
55
what are the main issues of using renewable energy
it is unreliable and produces little energy
56
what are the economic and environmental impacts of using nuclear power as an energy source
- - cost £18B to construct - - high costs to produce (uranium) - - decommissioning = expensive ~ radioactive - - radioactive leaks = harmful - - must sotre highly toxic & radioactive waste - + huge tertiary and quaternary job opportunites (high paid)
57
what are the environmental and economis impacts of using wind power as an energy source
- - relatively high contrution cost - - complaints ~ not appealing to look at - - unreliable - - noise from turbines scares animals - + much better for enviroment - + can sell energy back to the grid
58
describe the distribution of licences for fracking in the UK
- uneven - majority in NE and South London - anomolie = Edinbrough
59
explain why the process of fracking for gas causes conflict
+ gives job opportunities + makes us enegy secure - environmentally bad - local home owners ~ polluting land and water - causes earthquakes