Overall, Earth’s temperature trends colder during a GSM as the Sun’s output sinks lower and lower (increasing cloud nucleation, for one). However, not ALL regions experience the chill. As with the previous GSM (the Maunder Minimum 1645-1715), areas like the Arctic, Alaska, and S. Greenland/N. Atlantic actually warm during bouts of otherwise “global” cooling — NASA reveals the phenomenon in their Maunder Minimum temperature reconstruction map:
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