Composting with Biochar

With Rick Laing of Salt Spring Island Biochar http://www.saltspringislandbiochar.com Other helpful Biochar resources: 55 Uses of Biochar: https://www.greenbelt.ie/sites/default/files/55_uses_of_biochar.pdf Terra Preta by Ute Scheub: https://greystonebooks.com/products/terra-preta