Even this is the article of 5 years ago, but it’s still valuable very much for those are interesting in biochar to think about more of it.
Turning bioenergy crops into buried charcoal to sequester carbon does not work, and could plunge the earth into an oxygen crisis towards mass extinction by Dr. Mae-Wan Ho A fully referenced and illustrated version of this article is posted on ISIS members’ website. Details here An electronic version of the full report can be downloaded from the ISIS online store. Download Now The story goes that charcoal buried in the […]
Source: Beware the Biochar Initiative – The Permaculture Research Institute