Climate Letter #596

Posted on February 18, 2016 by Carl Campbell
This country in southern Africa is teetering on the brink.  Mozambique has always been vulnerable to a variety of extreme climate conditions, but has somehow managed to survive.  Now the conditions needed in order to raise food have become yet more extreme, causing people to migrate.

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Things you should know about how the sea level changes.  Much of it is counterintuitive. This post has a fascinating interview with a renowned geophysicist, full of unusual facts, theories and insights.  He agrees with those who see much more melting of ice sheets if Earth simply stays as warm as it is today.
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An analysis of the Ross Ice Shelf, Antarctica’s largest.  The breakup of a large outer part of the Ross basin, covering 100,000 square miles, began just 5000 years ago, then came to a halt.  There is a possibility that it may resume, thereby unlocking the flow of numerous coastal glaciers.
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A new study about the sensitivity of ecosystems to climate warming.  It mostly gives an overview that reinforces fears we have already heard about.  On one point that is not so familiar to everyone, “Although the extent to which tropical ecosystems are currently operating at their thermal limits remains uncertain, a number of studies have found decreases in tropical forest growth rates and productivity in response to warming, potentially the result of reductions of leaf gas exchange under warmer temperatures.”  This will bear watching, and wondering if there is a way for forest tree and plant species to adapt relatively quickly to a hotter world, with much animal life also at stake.
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Watch the construction of a giant wind turbine, in a four-minute video:
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A German company, not well-known elsewhere, has proven to be the leading competitor so far in commercial/residential storage battery systems, and is ready to expand globally:
Carl

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