16 Mar 2009, 1:20pm
Latest Climate News
by admin

Biochar: Is the hype justified?

By Roger Harrabin, Environment analyst, BBC News, 16 March 2009 [here]

Green guru James Lovelock claims that the only hope of mitigating catastrophic climate change is through biochar - biomass “cooked” by pyrolysis.

It produces gas for energy generation, and charcoal - a stable form of carbon.

The charcoal is then buried in the ground, making the process “carbon negative”.

Researchers say biochar can also improve farm productivity and cut demand for carbon-intensive fertilisers.

There’s a flurry of worldwide interest in the technology, but is the hype justified? … [more]

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