Permaculture 2012 Convergence – biochar display

Share this post

100_4295 18attended lightingup SmokeyJoe cookinglunch biocharretort 100_4322 100_4300


New England Biochar Burner goes to Old England!

The Biochar produced (from Peter Hirst’s burner) needs to be crushed and added to compost before being applied to the land because char is inert.

Biochar burner of Peter Hirst (USA)

1. loading the inner 45 gal. barrel with scrap pallet timber or any dry organic waste

2.loading the circular burning chamber with dry twigs and lighting from top for a downwards burn, reaches 1200f

3.placing double insulated vent stack on top to effect a clean burn, smoke soon disappears

4.baking can be done below vent stack on top of inner barrel, cooking pots on top

5. depending on regulated ventilation you can get up 20 hrs space heating from this unit, emitting only CO2 and     water vapour.

6.separating barrels at end of “Pyrolysis” burn – A full inner barrel produces a 1/3rd barrel of biochar

Further reading

UK Veg crops affected by excessive weather

Vegetable crops are threatened due to excessive wet weather. Oil seed rape production is down 38%  Olive oil prices increase 108% due to excessive drought

New information on Olive Oil

New findings from Michael Mosely. A BBC broadcast on the Today programme It is now found that previous information  on cooking with Olive oil is

Support Us

We work tirelessly to develop solutions to help tackle some of the biggest problems we face – sustainable farming and clean sanitation. With your help, we can accelerate that work.