The biochar debate : charcoal's potential to reverse climate change and build soil fertility /
James Bruges, with biochar research and development in southern India and illustrations by David Friese-Greene.
- White River Junction, Vt. : Chelsea Green Pub., c2009.
- 120 p. : ill. ; 22 cm.
- Schumacher briefing ; no. 16 .
- Schumacher briefing ; no. 16. .