Sonoma Biochar Initiative hosted the 2012 US Biochar Conference
For more on their work visit the SonomaBiocharInitiative.org website.
You'll find videos of the Plenary Sessions on the Sonoma Biochar Initiative Website.
Check out Biochar Bob.
These selected presentations are available for review. The work is owned by the authors and you should not repost the sildes without the premission of the author.