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Monday, August 21, 2017

'Lost city' used 500 years of soil erosion to benefit crop farming

http://ift.tt/eA8V8J Researchers working on a 700-year-old abandoned agricultural site in Tanzania have shown that soil erosion benefited farming practices for some 500 years.

from Latest Science News -- ScienceDaily http://ift.tt/2whuwOh
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