Further evidence for localized, short-term anthropogenic forest alterations across pre-Columbian Amazonia [Social Sciences]

By generating soil phytolith and charcoal data from a region of geoglyph construction in southwest Amazonia, Watling et al. (1) provide important evidence on a current debate over the scale and intensity of pre-Columbian modification of Amazonia (e.g., refs. 2–6). The clear evidence for human activity in their study region...

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