Economics

Topic updates

Africa's Great Green Wall

Graham Watson

26th September 2017

The latest African project to tackle desertification is an unusual one: a Great Green Wall, of trees. It is 15 km wide, spans 11 countries and should, in theory, reverse some of the effects of desertification.

It's a bold bid to counter some of the most damaging effects of the overuse of the scarce resources of the Sahel's grasslands.

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Graham Watson

Graham Watson has taught Economics for over twenty years. He contributes to Tutor2U, reads voraciously and is interested in all aspects of Teaching and Learning.

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