Climate Letter #1320

A new Arctic Report Card from NOAA has been presented, with information more disturbing than ever.  NOAA has packed its story into a 4-minute video which is available at this link and very worth watching.  There are written summaries and comments from both the New York Times and Inside Climate News that follow.  The research was provided by 81 scientists in 12 countries.

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–Separately, Dr. Joe Romm has special comments to make about the rapid disappearance of the thickest sea ice, with a charted comparison that should not be missed:
–Another 4-minute video, this one from Deutsch Welle that is a year old, has terrific footage of scenes around Svalbard plus fine commentary.  This entire Arctic story represents the meaning of permanent, full-blown “climate change” in its most extreme form, here and now.  There is no going back, and more of such changes are yet to come.
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Reasons for the staggering loss of caribou (or reindeer) from Arctic plains (BBC News).  Total numbers have dropped by more than half in two decades, or more than 90% for some herds.  All of the reasons are related to various effects due to higher temperatures.
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A new annual report from the American Meteorological Society compiles explanations of 18 extreme weather events from around the world that occurred in 2017, showing why their strength and likelihood were typically affected by human-caused climate change.  “A warming Earth is continuing to send us new and more extreme weather events every year…..Our civilization is increasingly out of sync with our changing climate.”
–This site opens to the study, showing the chapter headings for the 18 events, each of which can be downloaded:
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Researchers find new reasons for concern over greenhouse gas emissions from thawing permafrost.  “We call it the sleeping giant of the global carbon cycle…..It’s not really accounted for in climate models.”  For one thing, they have learned that subsea permafrost is thawing far more completely than that on land.  They have also found that waters released from thawed permafrost on land, upon reaching the sea, make a significant contribution to Arctic Ocean acidification.
https://phys.org/news/2018-12-arctic-permafrost-giant-world-carbon.html
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24 reasons for why people have trouble connecting to the reality of climate change.  These “cognitive biases” were selected for a poster from a list of more than 180 that might be applicable to every kind of experience.  Not a bad idea for something to have around!
Carl

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