A new warning on the threat posed by thawing Arctic permafrost. This comes from a group of scientists at Woods Hole Research Center, in contact with the U.S. State Department. “…. greenhouse gases released from thawing permafrost could make it much more difficult to meet the widely held goal of limiting global warming to 2 degrees Celsius.” Circumstances are such that an uncontrollable global warming tipping point could be attained, possibly not far off from the present.
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More details are included in a Policy Brief which was issued last June:
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Climate history—snowball Earth and how it ended. There are no lessons for today, but the story of snowball Earth is one of the most fascinating in ancient climate history.
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The economics of demand flexibility. Rocky Mountain Institute has prepared a major study of the potential advantages that are available from a switch to time-of-day pricing of electric power. They look much too great to ignore, saving substantial costs for both customers and utilities. The climate would benefit because of less need to burn coal for what is now wasted power generation, and more.
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A major cost-cutter for offshore wind farms. Things like this are too obscure to get much publicity, but the benefits keep adding up.
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New techniques make CO2 easier to capture and also more valuable when processed into a raw material for industry.
Carl