Please Explain: The Soil

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On today’s edition of Please Explain, we’ll look at what’s in the earth beneath our feet. Chris Smith National Leader for Technical Soil Services, USDA Natural Resources Conservation Service, and Michael A. Wilson, Research Soil Scientist, USDA-Natural Resources Conservation Service Soil Survey Research and Laboratory, describe what soil is made of, how and why it differs from place to place, and why rich dirt is crucial to healthy growth.

Find out more about the twelve soil orders here.