Anyone interested in #biochar? Here are some infos from permaculture master nostr:npub1vwymuey3u7mf860ndrkw3r7dz30s0srg6tqmhtjzg7umtm6rn5eq2qzugd :

nostr:nevent1qqsfxhf6nh4zg5gd2jsxn2z3gnswfq42awhvn2qktatz92t9ygks6ugzyp3cn0nyj8nmdylf7d5we6y0e5297p7qdrfvrwawgfrmnd00gwwnyqcyqqqqqqgpz3mhxue69uhhyetvv9ujuerpd46hxtnfdu8refp9