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Cautionary “Words of warming” as the world heats up


In her periodic newsletter and update, Goddard College Professor Catherine Lowther circulates these “Words of warming”. With her permission, we pass this item to our readers.

James Hansen, director of Nasa's Goddard Institute

As the world hots up, so does the market for books about climate change. Tim Flannery, author of The Weather Makers, looks at the latest works on the crisis, and sizes up their solutions, from nuclear energy to genetically engineered trees.

(August 9) — Most of those interested in climate science nowadays access information online, and one of the most significant of such contributions was recently posted by James Hansen, director of NASA’s Goddard Institute, and his colleagues, who have provided a partial explanation for these changes. They revisited a key piece of science underpinning the IPCC’s work – the findings about how much warming a given amount of atmospheric CO2 pollution would produce – and discovered that, when viewed over the longer term, Earth’s climate system is about twice as sensitive to CO2 pollution as is illustrated in the panel’s century-long projections. «Read the rest of this article»

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