[Market-farming] Loss of Soil Carbon After Tilling

Roots Farm & Karen Sutherland rootsfarm at cwdom.dm
Thu Oct 29 07:51:26 EDT 2009


There's lots of info. and links on biochar through David Yarrow's  
site: www.carbon-negative.us

Best wishes,

Karen

Roots Farm
Organic Produce
Fruits, Roots, Vegetables & Herbs
Cockrane, DOMINICA
767-449-3038
rootsfarm at cwdom.dm


On Oct 28, 2009, at 2:15 AM, Wiener, Benjamin L CPT NG NG FORSCOM wrote:

> Tom, what do you intend to use as a heat source to char the wood  
> that doesn't use carbon?  Nuclear? solar? hydro?  At best, in the  
> most efficient designs, 40% of the carbon used in the process  
> remains as biochar.  then add in the fuel costs for transporting the  
> wood and then distributing the char, and then you can see that it  
> really isn't as "green" as you imagine.
>
> Ben Wiener.
>


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