Absolute-Nobody0079 t1_j5uhb0c wrote
Reply to comment by tiktock34 in Earth's inner core seems to be slowing its spin according to new research published in Nature Geoscience. The study authors suggest this might be part of an approximately 70-year cycle where the core speeds up and slows down relative to the rest of the planet. by shiruken
I am more concerned about cosmic rays and vaporizing ozone layer.
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