Africa's great carbon valley -- and how to end energy poverty | James Irungu Mwangi

Africa's great carbon valley -- and how to end energy poverty | James Irungu Mwangi

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Africa's great carbon valley -- and how to end energy poverty | James Irungu Mwangi
Africa's great carbon valley -- and how to end energy poverty | James Irungu Mwangi
TED Talks Daily