A Great Green Wall for Africa?

November 2, 2011 | This article appeared in the November 21, 2011 edition of The Nation.

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If a metaphorical wall of trees gets built as grassroots activists envision, it could help save the continent from hunger, poverty and climate change.

About the Author

Mark Hertsgaard

Mark Hertsgaard (markhertsgaard.com), a fellow of New America Foundation, is The Nation's environment correspondent. He...

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