The disappearing sunspots, and what is to be done? Robert Zimmerman, BehindtheBlack.com

Oct 11, 01:26 AM
Image:  The Maunder Minimum shown in a 400-year history of sunspot numbers. Permissions*:  See below
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Robert Zimmerman, BehindtheBlack.com, opens with The Grand Solar Minimum (and the auld Maunder Minimum); are we there?  
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