The Big Biochar Experiment

Read the full post at Carbon Commentary.

Heat wood or agricultural wastes strongly in the absence of air and you will eventually get charcoal through the process known as pyrolysis. Charcoal is almost pure carbon. When ground up and then added to the soil as a means of improving fertility or reducing water use, it is known as ‘biochar’. An Oxford company, staffed with academic researchers who work in related fields, is sponsoring a country-wide experiment to see if biochar can help domestic gardeners improve their crops.

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