what yall got?: Why did societies in Africa build mud-brick homes and buildings?
Responses

There were not many forests from which to get trees.
There were not many forests from which to get trees.

The savannas provided grasses to use.
The savannas provided grasses to use.

They needed cheap materials because they did not have money.
They needed cheap materials because they did not have money.

Previous societies used up all the available trees.