What is happening to Alaska? Obama’s trip has put the state in a spotlight of climate change effects. Here is a good summary of seven of the most major of those effects, from Smithsonian Magazine:
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Extra comment: I believe there is a danger of Obama getting too personally involved and thus overpoliticizing the climate debate, causing resistance to harden at a time when other issues still dominate next year’s election outlook. If Republicans end up with full control of the government they could claim to have a mandate to scuttle all ongoing commitments to climate action, which would be a tragedy.
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An appraisal of climate commitments being made to the upcoming UN talks in Paris. Four European research centers say they are not nearly strong enough to avoid “catastrophic” climate change. “Nations must either ramp up their emissions promises before Paris or reach an agreement that ensures countries will be required to come back with deeper cuts in the future, the researchers said.” That looks to me like an important shift in the main objective of the meeting, raising questions about how to avoid further delay tactics.
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New research supports the idea that warmer Arctic winters transport colder weather to regions farther south. This should help settle the debate over the “wavy jet stream effect” advocated by Jennifer Francis.
Another site offers more detail on this story plus a good map of the Arctic seas that come into play.
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What happens when a monster El Nino collides with the “hot blob” of North Pacific ocean water? Robert Fanney pinpoints a number of reasons why this is a topic of great interest—something he has an unusual knack for doing well, with plenty of documentation provided. He speculates on the possibility of major storm impacts coming soon to the North American West Coast.
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Oceanic cyanobacteria are relevant to a full evaluation of CO2 emissions. These tiny critters provide usable nitrogen that is essential to the base of the marine food web. New research shows their performance being distorted, perhaps irreversibly, by an oversupply of carbon dissolved in their ocean water medium.
Carl