Magnetic field of earth & sun and global warming . . .
Danish scientists have just this past month released long studies proving that the past 150 years of increasing magnetic field strength in our sun has shielded earth from the cosmic rays that normally create cloud cover. Without the clouds, the earth has warmed a tad. Since the earth's magnetic field has been weakening during the same time period, there may be a direct causal link.
Hypothetically it could be that the sun's increasing field strength is flexing the earth core,(like Jupiter does Io and the Sun does Mercury) creating increased warmth. Since iron loses all magnetic properties by randomization above the Curie Point of 770 degrees Celsius, any interior magnetic tidal warming would automatically overheat some of the mantle domains that generate earth's magnetic field. So not only is the sun possibly setting earth up for a magnetic pole flip, but it is definitely heating the surface as well.
I want to thank the previous post for alerting me to the geophysical fact that the core is closer to the poles. Any warming of the core would probably affect the polar regions sooner. Very interesting, this line of speculation!
"OK, greenhouse gases and global warming have been trumped by the diminishing magnetic field. And, we have hard science to back our barren future.
http://www.gsaaj.org/articles/TempPaperv1n22007.pdf
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