TERRA: Carbon Negative

Biochar CARBON NEGATIVE

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Terra Preta

The Terra Preta Revolution
Charles C. Mann
Acres USA, 2008

The Real Dirt on Rainforest Fertility
Charles C. Mann
Science, Aug 2002 No. 50

Black Gold of the Amazon
2006

Magical Soils of Eldorado
Karen Carmichael-Timson
Permaculture, No. 50

Magic Soil of the Lost Amazon
Allan Balliett
Acres USA, Feb 2007

Anthropogenic Origin and Persistence of Amazonian Dark Earths
William Woods & Joseph McCann
Kayapo Soil Management
Susan Hecht, Nov 2008
Superdirt Made Lost Amazon Cities Possible?
National Geographic, Nov 2008
Ancient Amazon Cities Found: A Vast Urban Network
National Geographic, Aug 2008
Evidence of Ancient Towns Found in Amazon Basin
National Geographic, Sept 2003