Climate Letter #586

A new study foresees ten feet of sea level rise coming from West Antarctica.  The novel methods that were used support predictions made last year from more traditional studies.  “Our findings narrow the margin of uncertainty around the likely impact of the West Antarctic Ice Sheet on sea level rise. This remains a troubling forecast since all signs suggest the ice from West Antarctica could disappear relatively quickly.”

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Does global warming have an effect on El Nino?  El Nino is known to have at least a temporary effect on global temperatures, but is the reverse also true?  This question is being hotly debated, is considered an issue of high importance and has brought forth some fairly extreme theories, but remains unresolved.  It is mainly seen as an interaction which, like many others, will be playing out in uncharted territory.  The post carries an up-to-date discussion of what the experts are saying.   “This naturally occurring El Niño event and human induced climate change may interact and modify each other in ways we have never before experienced.”
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Climate science.  The rate at which the oceans are absorbing and retaining heat has doubled since 1997.  What does that mean, and what do we know for sure?  Here is a fairly technical study that digs into some of the details about how heat moves around, or gets trapped.  One of the conclusions is that the planet is now retaining heat content equal to that of five Hiroshima-strength atomic bombs every second of every day, which is up from previous estimates of four such bombs.  (See the widget on the side of this post that keeps count.)  This is the very essence of global warming, which over time is manifested by changes of climate.
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Roads paved with solar panels are coming to France.  The project, which has now been approved, is expected to supply the power needs of 5 million homes.  The transformation, based on existing highways, is said to be relatively inexpensive and quick, potentially applicable almost anywhere.
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The world’s largest offshore wind farm has been approved in the UK.  It will power more than one million homes.  The accomplishment is marked by its ability to work around a number of drawbacks.
Carl

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