Biogas, wood gas, biochar kilns, rocket stoves and efficient combustion for cooking and power.
Make your own biochar and build a layered biochar-and-sand filter that turns rainwater and stream water into clean water for the household.
Classes will be announced in early 2027.
Details & registerSee how a biodigester turns food scraps and manure into biogas and liquid fertilizer.
Classes will be announced in early 2027.
Details & registerGo from biogas to a working flame.
Classes will be announced in early 2027.
Details & registerWood gasification turns wood chips, coconut husks and other biomass into a fuel gas that can cook, heat and run engines.
Classes will be announced in early 2027.
Details & registerTurn yard waste into biochar in a simple kiln, charge it with compost and nutrients, and build living soil.
Classes will be announced in early 2027.
Details & registerBuild an efficient rocket stove and a solar oven, then cook a full meal on fuel you gathered by hand.
Classes will be announced in early 2027.
Details & registerCalendar
Classes will be announced in early 2027.
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