[Aztlan] dating slash and burn agriculture

[Jules Siegel]

Karen Bassie wrote:
> So natural "slash and burn" was always there for the Maya to observe and emulate.
Or take advantage of, leaving us with the puzzle of how they cut down 
immense hardwood trees with stone axes.

-- 
JULES SIEGEL Apdo. 1764, 77501-Cancun, Q. Roo, Mexico
http://www.cafecancun.com/bookarts

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