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Keyword: phytoliths

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  • Dental plaque reveals key plant in prehistoric Easter Island diet

    12/19/2014 11:22:29 PM PST · by SunkenCiv · 27 replies
    University of Otago ^ | Tuesday, 16 December 2014 | Ms Monica Tromp
    Known to its Polynesian inhabitants as Rapa Nui, Easter Island is thought to have been colonised around the 13th Century and is famed for its mysterious large stone statues or moai. Otago Anatomy PhD student Monica Tromp and Idaho State University’s Dr John Dudgeon have just published new research clearing up their previous puzzling finding that suggested palm may have been a staple plant food for Rapa Nui’s population over several centuries. However, no other line of archaeological or ethnohistoric evidence supports palm having a dietary role on Easter Island; in fact evidence points to the palm becoming extinct soon...
  • An origin of new world agriculture in coastal Ecuador (12,000 BP)

    02/14/2003 1:34:27 PM PST · by vannrox · 11 replies · 1,547+ views
    Eureka ^ | Public release date: 13-Feb-2003 | Dr. Dolores Piperno
    Contact: Dr. Dolores Pipernopipernod@tivoli.si.edu 011-507-212-8101Smithsonian Institution An origin of new world agriculture in coastal Ecuador New archaeological evidence points to an independent origin of agriculture in coastal Ecuador 10,000 to 12,000 years ago. Suddenly, the remains of larger squash plants appear in the record. The Las Vegas site, described by Dolores Piperno of the Smithsonian Tropical Research Institute (STRI) and Karen Stothert, University of Texas at Austin in the February 14th issue of Science, may predate plant domestication sites in the Mesoamerican highlands. The fertile and amazingly diverse lowland tropics seem like a likely place for agriculture to develop. But...