Climate Letter #668

Posted on May 30, 2016 by Carl Campbell

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CO2 report.  The fourth week in May was recorded at a disappointing level of 408.31 ppm, up a nasty 4.54 from the same week in  2015.  It looks like May as a whole will peak for the year with an average near 407.75, up about 3.8 from a year back.  That means the gain for the calendar year will likely be even greater than the record gain of 3.05 set in 2015 over 2014.  The acceleration seen in the last 12 months is at least partly due to El Nino and its massive fires, but is there something else going on that we don’t know about?  The next 12 months should help tell the story.
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Recent disruptive flooding in Germany.  Two short videos show urban scenes that are tsunami-like.  (The third video, also German, is unrelated but amusing.)
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An update on California’s drought.  El Nino did not produce the kind of rains that were hoped for.  Most of the state is now suffering under drought conditions which are poised to worsen.   “As the Arctic has warmed, the Jet Stream has shifted northward taking with it a procession of moisture-bearing weather systems.”
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New headway toward cheap production of hydrogen.  A new type of catalyst works efficiently in place of others that are much more expensive.  “Our results show that this material is more than competitive with the state-of-the-art materials quoted in literature, and exceptionally good for the reactions we need.”  The “hydrogen economy,” while rarely mentioned, should not be written off.
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Here is a bit of irony.  Coal ash of all things, most notably coal ash from Appalachia, may turn out to be very useful as a source of rare earth elements that are in short supply and have important roles in making various critical components of clean energy equipment.
Carl

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