Not only are the buggers capable of creating a byproduct which can quickly be refined into fuel for vehicles, but scientists say the process is carbon-negative -- it outputs less carbon than is required to produce it.

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Welcome to Sinclair Meadows, South Shields, one of the UK's first carbon negative streets.

BBC: Sheds and compost

Climate change is a negative externality, and the carbon emissions that generate it are easily targetable.

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The carbon tax would cause the negative effects of emissions to be priced into products.

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Yet any cuts in carbon emissions might be outweighed by the negative affect aluminum could have on water supplies.

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Some people near wind farms believe that most of the benefits are seen by the energy companies (who make a profit from their turbines) and the government (which gets closer to its carbon reduction targets), while the negative affects are all heaped on the local community.

BBC: Last Updated: Tuesday June 07 2005 15:38 GMT

We also know that there are negative feedbacks, say, greater plant growth and possibly greater carbon storage in the soil as a result.

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The International Paralympic Committee confirmed earlier this month that Mr. Pistorius, a double amputee who gained international attention and sponsorships as he competed fitted with carbon-fiber blades, was tested eight times between 2006 and 2011 and that all were negative for illegal substances.

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