Climate scientists are nearly unanimous that the earth is warming, and that human activity is the main cause. But they don’t agree how much Earth will warm. Researchers queried 14 leading climate scientists using expert elicitation. All identified the role of clouds as the biggest uncertainty.
Archive for June, 2010
Why climate stumps even the brightest scientists
Tuesday, June 29th, 2010A solar bulb may light the way
Monday, June 28th, 2010About two billion people have no steady supply of electric light. For light, they burn something, mostly kerosene, a dirty fuel. Now Nokero, a Hong Kong company, is set to market a solar light bulb that provides four hours of light. Single units are costly, but bulk orders would be discounted.
Green myths debunked
Friday, June 25th, 2010Deadly silence on carbon caps
Friday, June 25th, 2010President Obama pushed hard in his Oval Office speech for a strong energy and climate bill, but by soliciting ideas from all quarters he may have signalled he wouldn’t fight for putting a price on carbon. This Politico.com analysis reads the President’s omission of a carbon cap as indicating that no climate bill will be forthcomng this summer.
Participants in climate reviews suggest changes
Friday, June 25th, 2010At a Montreal meeting, participants in past reviews of research by Intergovernmental Panel on Climate Change (IPCC) proposed changes in the IPCC’s review process. How the scientist authors tussle with government officials to agree on final wording needs change, as does how results are communicated.
Green myths debunked
Wednesday, June 23rd, 2010Continuing the series from Fortune, here are another 3 myths.
Myth #11 – Plugged-in appliances
Myth #12 – Jet fuel
Myth #13 – Alternative energy
Green myths debunked
Friday, June 18th, 2010Another three myths in the series from Fortune.
Myth #8 – Christmas Tree
Myth #9 – Paper vs. plastic
Myth #10 – Blue jeans
Solar cells: Coming to a window near you?
Tuesday, June 15th, 2010This CNN article reports that the Finnish Technology Academy has awarded its $960,000 Millennium Technology Prize to Swiss professor Michael Gratzel for his low-cost solar cells that mimic photosynthesis and can be incorporated into windows to produce energy. Although still in an early stage of development, the Gratzel cells are already cheaper than standard silicon-based photovoltaic cells. A YouTube clip gives more information.
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