Richard, thanks for the kind reply. ~Sam
&re: your last post. Wow, so do I get that JGR rejected Hansen's article? I haven't tried the link yet, but I find this quote real interesting. Now I'm curious about the 'Efficacy' paper too. Did that generate a lot of controversy? Thanks for your input. ~Sam

Pyrolysis creates reduced carbon! ...Time for the next step in our evolutionary symbiosis with fire.