Part 2 of Conservation Agriculture and Global Warming in Ghana
The second installment of this 4-video report examining the debate on "conservation agriculture" and global warming takes a look at how no-till go started in the U.S. Lloyd Murdock, Professor at the University of Kentucky, Texas A&M University Professor Edwin Price, no-tiller John Young of Herndon, Ky., and philanthropist Howard G. Buffett, chairman of the Howard G. Buffett Foundation, discuss how soil erosion was the impetus for farmers and researchers who saw the importance of conserving the soil in the 20th century.

This video is brought to you by the Columbia University School of International and Public Affairs (SIPA).

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