Geography Revision- Challenges of Resource Management Topic 6
Terms in this set (51)
What is a resource?
A stock or supply of something that has a value or purpose.
Name 3 resources.
Food, water, energy
Name two factors that will make resource management more challenging in the future?
Population growth and climate change.
How many calories does the WHO state you need each day to be healthy?
If you receive fewer than 2000 calories per day you are classifies as?
How many malnourished people are there in the world?
Over 1 billion
What is undernourishment?
A poorly balanced diet lacking in minerals and vitamins.
How many undernourished people are there in the world?
Over 2 billion.
Why does being properly fed help the economy?
People can be more productive at work
Which continent has the highest level of undernourishment?
How many countries are forecast to suffer from water scarcity by 2025?
50, mostly in Africa, South America and South East Asia
What % of water is used for agricultural use in LICs?
What % of water is used for agricultural use in HICs?
What % of water is used for Industrial use in LICs?
What % of water is used for Industrial use in HICs?
What is the difference between physical water scarcity and economic water scarcity?
Physical is a lack of water, Economic is the inability to afford to exploit existing supplies.
Why is energy demand increasing globally?
Population growth coupled with economic growth
Which country has seen the biggest growth in energy consumption since 1990?
In which types of countries is energy consumption set to grow fastest per capita?
In NEEs (Newly Emerging Economies)
By how much will the UKs population grow by 2037?
9 million (from 64 million today to 73 million)
How much food does the UK import?
40% and this is increasing
What is meant by food miles?
The distance food travels before arriving in the UK.
What is meant by carbon footprint?
The amount of carbon dioxide emitted into the atmosphere by a person or country.
Why does importing food increase our carbon footprint?
Carbon dioxide is created during the farming process, and from transport of goods by planes and lorries.
Give 2 reasons why we import so much food.
It can be cheaper than home grown food and we can't grow some things like cocoa.
What is meant by food security?
The reliable supply of food for a country.
What are the two major recent trends in farming in the UK aimed at increasing food security and reducing carbon footprint?
Agribusiness and Organic farming
What is agribusiness?
Intensive farming aimed at maximising productivity with high levels of investment, modern technology and the use of chemicals
What is organic farming?
Food grown without the routine use of chemicals, and often with higher welfare standards. Also associated with buying local produce and seasonal produce.
What is grown on Lynford House Farm (an Agribusiness) in East Anglia?
Wheat, sugar beet and potatoes.
What strategies does Lynford House farm use to intensify production?
Use of pesticides and fertilisers, high levels of mechanisation and invested in a 54million litre reservoir to avoid drought.
How does benefits does Riverford Organic farms achieve?
Reduce food miles, supports local farmers, provides local employment and builds a strong link between grower and consumer.
How much of the Uks water supply is used domestically?
How much water is wasted through leaks in the UK?
Why will the demand for water rise by 5% by 2020?
Population growth, more houses built, more water intensive domestic appliances.
What are the main sources of water in the UK?
Rivers, groundwater aquifers and reservoirs
Which parts of the UK have a water surplus?
The North and West
Why does the North and West have a water surplus?
High rainfall, low evapotranspiration rates and a small population.
Which parts of the UK have a water deficit?
The South and East
Why does the South and East have a water deficit?
Low rainfall and high evaopotranspiration rates plus a dense population
What is water stress?
Where demand exceeds supply.
Where is water stres smost acute in the UK?
London and the South-East
How can saving water be achieved?
Water meters, using more recycled water, more efficient appliances
What is grey water?
Waste water from peoples homes.
What can grey water be used for?
What was the governments proposal to deal with water stress in 2006?
A water transfer grid from areas of surplus to deficit.
Why was the 2006 water transfer grid proposal abandoned?
The huge engineering costs.
Why is there opposition to large scale water transfer?
The effect on wildlife and habitats, high costs, CO2 emissions related to pumping water long distances.
Who manages UK water quality?
The Environment Agency
How do the Environment Agency manage water quality?
Monitoring rivers, purifying water by adding chlorine, restricting recreational uses of water sources, imposing strict regulations on water usage.
How have groundwater sources been polluted?
Leaching from mine waste, industrial pollution, chemical fertilisers, power station cooling water put back in rivers.
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