[Bullseye]

Originally Posted by Paul mabbott

Yes, indeed very well studied especially by John Eddy who died last week.
John A. Eddy - Wikipedia, the free encyclopedia - however neither Eddy nor any other serious scientist suggested that solar activity was responsible for recent climate change.
Planetary warmth correlates with solar activity to an extent; but sunspots do not correlate with the continuous and acceleratingwarming tendency that we are witnessing.

Check out this ? http://wattsupwiththat.files.wordpre...dy-minimum.png