L6 - Zai DIY Flashcards
Can local tradition overcome global threats?
Where has the Green Green Wall been planted?
Through: Senegal, Mauritani, Burkina Faso, Mali, Nigeria, Niger, Chad, Sudan, Ethiopia, Eritrea
I.e. the Sahel
Which country was the former colonial power over Burkina Faso?
France
What did local farmers in Burkina Faso know better than the French?
Simple water harvesting techniques kept the Sahel green
Which scheme was borrowed from Australia?
Agroforestry
Which scheme allowed trees to be sold, as well as used to protect the land?
Agroforestry
Which scheme requires people to dig up more land and use fertilisers and pesticides?
Zai Pits
What do the diguettes (small walls) achieve?
Trap water surface runoff when it rains
Keeps moisture in the soil for longer
Which micro-technique prevents soil erosion?
Diguettes (small walls)
Which technique uses local knowledge (intermediate technology)?
Zai Pits
What do Zai Pits do
Dig holes to trap water and improve soil fertiltiy
What are demi lunes
Larger-scale versions of Zai Pits
How do Demi Lunes help?
Allow people to grow a wider variety of vegetation and cropa
How does the (Grevillea) afforestation scheme work?
Narrow trellises - bind soil, offer shelter belts / shade for areas (helps improve crop yields)
How does coppicing help the environment?
Encourages trees to grow taller
How does coppicing help local people
Provides them with firewood
