Desertification

• How far is the desert advancing per year?

  at a rate of 20km
• how many countries does the great green wall span?

  11
• what are some solutions to desertification?

  drought resistant crops
• what happens as a result of desertification?

  Droughts, famine, soil erosion, subsistence farming fails
• how many people are affected by desertification?

  250 million
• strategies to reduce the effects of desertification?

  irrigation

  great green wall

  drought resistant crops
• how long is the great green wall?


  8,000 kilometers
• who funded the great green wall?

  African development bank, world bank
• what were the issues with the great green walls?

  cost, depleting groundwater, further degrading the land, causing ecological harm