What do you think is the most significant environmental challenge faced by north africa? why?

Deforestation would have to be one of the most significant environmental challenges. We cut down hundreds of trees everyday so suffice our need for paper or other products. Sooner or later we're going to run out of trees, and when we do we'll regret it dearly. Not only will it harm the environment, but it will also hurt us drastically.

Here is a picture  of the net. its 4 squares in a row diagonal and on the third draw one square aove and under