Interview with US Presidential candidate Cynthia McKinney. Green Party presidential candidate Cynthia McKinney sums up her energy policy with a simple, memorable rhyme: “Leave the oil in the soil.” “Right now we’ve got two energy policies in this country. One is war, the other is drilling. And neither one of them works.” — Grist

A new biopesticide for the organic food boom. With the boom in consumption of organic foods creating a pressing need for natural insecticides and herbicides that can be used on crops certified as “organic,” biopesticide pioneer Pam Marrone reports on the development of a new “green” pesticide obtained from an extract of the giant knotweed. — Environmental News Network

Greenhouse gases in permafrost larger than earlier estimates. A new study says that the amount of carbon dioxide and methane trapped in permafrost in the Arctic is 60 percent higher than previously estimated, meaning that vast amounts of these greenhouse gases will be released as the region continues its rapid warming. — Yale Environment 360

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Medieval churches: Solar-powered nanotech pioneers. Sometimes we need to look to the past for solutions to our current problems. Queensland Uni professor Zhu Huai Yong has done just that, noting that painting glass windows with gold particles can purify the air. Zhu came across this realization after studying medieval painted church windows, which were often decorated using glass colored with gold nanoparticles. — CleanTechnica

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Peter Fray
Peter Fray
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