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3-12

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Auditory, Visual

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WGBH

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Organic Farming: Conserving Topsoil

Fueled by economic pressure to maximize crop yields and government incentives to produce only one type of crop, contemporary American farmers have been facing a crisis reminiscent of one that hit the Great Plains in the 1930s. In this video segment adapted from Interactive NOVA, learn why more and more farmers are opting for sustainable, organic farming practices to help preserve the valuable topsoil that they rely on for their livelihoods and society relies on for a continuing supply of grains and produce.

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