But those are often desert. And desertification could (in part) be caused by overly protecting the area (e.g. not allowing cattle). Good video to watch: https:

But those are often desert. And desertification could (in part) be caused by overly protecting the area (e.g. not allowing cattle). Good video to watch: https://www.youtube.com/watch?v=vpTHi7O66pI https://www.youtube.com/watch?v=vpTHi7O66pI