Submitted by Tom Miles on
Publication Type:
Journal ArticleSource:
Philosophical Transactions of the Royal Society, Volume 362, Number 1478, p.187-196 (2007)URL:
http://journals.royalsociety.org/content/q12738677305233m/?p=d63745aedbf644f884a9af02c811db26&pi=0Keywords:
Amazonian Dark Earths, C sequestration, Charcoal, humid tropics, Slash and char, Terra PretaAbstract:
Terra Preta soils of central Amazonia exhibit approximately three times more soil organic matter, nitrogen and phosphorus and 70 times more charcoal compared to adjacent infertile soils. The Terra Preta soils were generated by pre-Columbian native populations by chance or intentionally adding large amounts of charred residues (charcoal), organic wastes, excrements and bones. In this paper, it is argued that generating new Terra Preta sites (
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