Mobile ‘biochar’ machine to work the fields | Green Tech – CNET News

Mobile ‘biochar’ machine to work the fields by Martin LaMonica An ancient technique to fertilize soil by creating charcoal from plant waste is being revived to tackle some of today’s environmental problems. The latest company to pursue manmade charcoal, called biochar, is Biochar Systems, which has developed a biochar-making machine that can be pulled...

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