Tuesday, November 13, 2007

Carbon budget

At the core of our Carbon Club will be the annual carbon budget, our calculation of the net annual sequestration over and above our own emissions. The preliminary estimate for 2006 can be seen at http://spreadsheets.google.com/ccc?key=pu_-I9PdU2MfJcOELwYmOOQ . There are still extensive areas of the farm unaccounted for, but which are contributing fully to an ongoing credit balance. What is important to note is that two of our very young (10-15 years) black walnut plantations have already put us in a credit situation (4.5t at the end of 2006). In these two, sequestration is expanding exponentially. As we perfect our quantitative methods, the other fields will be included. Our methods and assumptions will be verified independently before we launch the Club.

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