I don’t know whether to cheer or cry after reading this [story](http://www.newscientist.com/article/mg20126921.500-one-last-chance-to-save-mankind.html) about a rather unusual way to combat global warning. At least, it’s not one that shows up among the usual suspects. Instead of burning up charcoal briquettes in our backyard barbecues, we need to turn our grass cuttings, pruning waste, and everything organic to charcoal and bury it. Farmers and foresters are the key players, but here’s a chance for everyone to contribute to the reduction of unsustainability. The photo shows soil with a very high carbon content (terra preta). The article is an interview with James Lovelock… Read More
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