15 Sep 10 - According to an article today in Science, the magnetic field strength of sunspots appears to be waning. If the trend continues, the sun may become spotless by 2016 and remain that way for decades. A similar dearth of sunspots in the 17th century coincided with a prolonged period of cooling on Earth (the Little Ice Age).
See Goodbye Sunspots? - Hello Ice Age
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