[Agroforestry] Heat distribution and terra preta soils

[arclein]

I have posted this item on my blog:

http://globalwarming-arclein.blogspot.com/2007/08/heat-distribution-and-terra-preta-soils.html


My blog focuses on the ability of agricultural techniques to tackle
the global problems of CO2 sequestration,renewable bio fuels, and
climate alteration through sustainable forestration.


Enjoy

arclein