Topic Summaries

Case study – food supply development projects

IGCSE > Geography > Pearson IGCSE > IGCSE Geography Topic Summaries > Food supply > Case study – food supply development projects
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Weather hazards and atmospheric circulation

Hot desert ecosystems

Cold environment ecosystems

Glacial landscapes

Glacial landform processes

The Indus Basin Irrigation System, Pakistan
Overview
  • One of the largest irrigation systems in the world, supplying water to over 14 million hectares of farmland.
  • Uses a network of dams, canals, and reservoirs.
Advantages
  • Increased food production (e.g. wheat, rice).
  • Increased use of hydroelectric power.
  • Improved incomes and reduced hunger.
Disadvantages
  • Waterlogging damages soil.
  • People are deprived of water downstream.

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