Payson Sheets, University of Colorado at Boulder (IMAGE)

University of Colorado at Boulder

Payson Sheets, University of Colorado at Boulder

Caption

CU-Boulder anthropology Professor Payson Sheets and his team uncovered a manioc field one-third the size of football field buried under 10 feet of ash by the eruption of a volcano about 1,400 years ago that blanketed the Mayan farming village of Ceren in El Salvador.

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Image courtesy University of Colorado

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