Earth Policy Institute: Podcast

The literature on soil erosion contains countless references to the “loss of protective vegetation.” Over the last half-century, clearcutting, overgrazing, and overplowing have removed so much of that protective cover that the world is quickly losing soil accumulated over long stretches of geological time (see "Civilization’s Foundation Eroding”). Preserving the biological productivity of highly erodible cropland depends on planting it in grass or trees before it becomes wasteland. For full report visit the EPI website.

Direct download: Book_Byte_Conserving_and_Rebuilding_Soils.mp3
Category:Book Bytes -- posted at: 9:00am EST

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