Resource management Flashcards
(16 cards)
What are re the three main resources?
Food, water and energy
Why does the UK import so much food? Positives
- food from abroad is cheaper
- farmers from poorer countries can get money
- food in the Uk is seasonal
- we have more diverse range of food
Why does the UK import so much food? Negatives
- importing food has a large carbon footprint
- sometimes farmers in poorer countries don’t get a fair price
- super markets don’t pay producers fair prices
- growing food put some big pressure on LIC’s
What does organic mean?
Organic means that no chemicals, pecticides of fertilisers to enhance growth
Pros of organic food
- free of harmful chemicals
- they have less environmental impacts
- the nutritional value is typically higher
Cons of organic food
- not a lot of food can be grown
- organic food is very expensive
What does agribusiness mean?
Producing as much food as possible and as quickly as possible
Pros of agribusiness
- crops grown are diverse
- they are large farms with 570 hectares
- high output per hectare
- profits are invested back into the farm
Cons of agribusiness
- highly mechanised, uses specialised machinery
- there is heavy use of fertilisers
- lots of money invested into these businesses
What is fracking?
The process of injecting liquid at high pressure into subterranean rocks, boreholes, etc. To force open existing fissures and extract oil and gas
Advantages of fracking
- reduced dependance of foreign
- clean fossil fuel
- economic renewal
- future energy needs
- lower energy costs
Disadvantages of fracking
- ground water contamination
- air contamination
- animal death and disease
- human harm
- earthquakes
Why is their distribution of water over the UK?
On the west coast and in the north there is water surplus so water is transferred to the east coast and the south
How are water sources polluted?
- water used for cooling power stations is released into rivers
- construction work releases toxins
- rain mixes with oil on the roads
- factories pollute the rivers
- farms release waste products
- waste from landfill sites leaking into rivers
Advantages of fossil fuels
- Uk sources will run for at least another 200 - 300
Disadvantages of fossil fuels
- the cost of uk source will rise as they are running out
- the impact will be terribles if we continue using them