I believe that the future of low-cost biochar production at the farm scale requires a fresh approach. My solution is for farmers, small enterprises, and interested parties to pilot: ✳️A "TUNNEL kiln" or ✳️A cheaper "ONE-drum" version. Previously, we designed and prototyped the following kilns and devices with my own funding, international donor money, and … Continue reading NEW Innovative Approach to Low-Cost Biochar Production for Sustainable Farming