Answer:
b) their livelihoods are derived from the land.
Step-by-step explanation:
- Deforestation, desertification, soil erosion, and wetland degradation are some of the serious causes and consequences of the problems that today's sub-Saharan Africa faces.
- Thus these environmental problems account for the 80% share of the problems that the developing country faces and the vast majority of people still dependent o the agricultural lands.
- Some other factors like the foreign debts on the lands and the increasing population that adds to the pressure on the lands. People, on the whole, can play a crucial role to derive the change.