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William H. Calvin
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Professor, Author, Lecturer (Brains, Evolution, Climate)
Professor, Author, Lecturer (Brains, Evolution, Climate)

142 followers
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2017 appraisal of solar radiation management.
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That’s Seattle in the orange at upper left, Southern Africa at lower center.  Note how some of the Canadian smoke has traveled to mid-Atlantic south of Greenland and accumulated there.
Worldwide smoke
Worldwide smoke
skyline725.com
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Interesting progress on wave-powered pumps for seawater.
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The first of my Climate Handout series is now available at WilliamCalvin.org/climate

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The first of my Climate Handout series is now available at WilliamCalvin.org/climate

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The first of my Climate Handout series, "Extreme Weather: The Game Changer" is now available at WilliamCalvin.org/climate. It begins: "Not only do we need to worry about sea level and temperature creeping up over the long run, but climate change has become an immediate threat in the past decade. We must switch our strategy from prevention to repair.

If civilization is to survive the short run, we must act quickly to avoid a series of regional population crashes. Without big emergency repairs, we are going to see all Four Horsemen in action: war, famine, epidemics, and genocides."

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Covers a lot of territory on heat-related deaths. Omits the heat stroke deaths from three sleepless nights.
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Yet something is nagging at her. What if, after all her careful planning, their retirement community has some kind of financial wipeout? “There you are, 97 years old, the community’s bankrupt, its managers are in jail,” she said. “Now what are you going…
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