Remnants of ancient canals and raised beds in the lowlands of Quintana Roo, Mexico demonstrate techniques of wetland farming that were sustained for more than 1000 years.
Pre-Hispanic Raised Field Systems in the Quintana Roo, Mexico
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Other Websites
 150 organizations have signed on to the document Rio+20 Time to act. See the list of organizations which have signed on to it, at www.timetoactrio20.org |
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 Agriculture at a crossroads. Findings & recommendations for future farming. You may visit the website at www.globalagriculture.org |
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