Biochar for environmental management: science and technology Author Lehmann J., Joseph S. Date 2009 Source IUCN (ID: MON-083161) Publisher | Place of publication Earthscan | London, United Kingdom ISBN 9781844076581 Pages 448 p. Document type Monography/book Language English Field of application International Subject Energy Keyword Bioenergy Energy conservation/energy production Management/conservation Website www.earthscan.co.uk