Geography P2 SC

• What is the South North water transfer scheme?

  the transfer of 448 billion cubic litres from the South to improve water security in North
• What are the 3 advantages of the South North water transfer scheme?

  Gives a reliable supply

  Improves irrigation in farming

  Water used in industry
• What are the 3 disadvantages of the South North water transfer scheme?

  Flooding destroys habitats

  $62 billion to build

  Could cause water stress in South
• What are the positives of importing food?

  Obtain food not in season

  Cheaper food

  Creates jobs for LIC’s
• What are the negatives of importing food?

  LIC’s have limited land

  Pesticides and cause water pollution

  Water used on crops - water insecurity
• What is agribusiness?

  Farms become large businesses
• What is aeroponics?

  Cultivating plants in a air or mist environment with very little soil
• What is vertical integration?

  Long columns where plants grow upwards, tubes provide water and minerals/nutrients
• What energy sources does the UK use?


  56% fossil fuels

  22% renewable energy

  19% nuclear energy
• What is fracking?

  Drilling into shale rock to trapped gas

  Sand water and chemicals injected into rock

  Pushes gas out
• What causes water pollution in the UK?

  Fertilisers and pesticides

  Untreated factory waste

  Oil - fat burgs in sewers
• Reasons for water insecurity

  Hot climate

  Little rainfall

  Permeable surfaces

  Population growth
• Ways of reducing water insecurity

  Reservoirs

  Drip irrigation

  Drought resistant crops

  Using grey water when suitable
• What are the advantages of the Ethiopia water scheme?

  100 water points

  65000 people get 25L a day

  Managed by local community

  Reliable source - from high springs
• What are the disadvantages of the Ethiopia water scheme?

  Expensive to replace

  Agriculture uses a lot of the water

  Migration to Ethiopia

  No education on hygiene

  Disease still spreads