More Than 10,000 Indigenous Earthworks Hidden in the Amazon Reveal Human Connections to the Forest Over Millennia

These ancient Indigenous societies had profound knowledge of earthmoving, riverine dynamics, soil enrichment, and plant and animal ecology, which allowed them to create domesticated landscapes that were more productive for humans....between 1,500 and 500 years before present
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https://www.thisiscolossal.com/2023/10/amazon-earthworks/