Earth’s spin is not as steady as it looks. As ice melts and groundwater is pumped from deep aquifers to the surface, the planet’s mass is shifting, and with it the position of the rotational axis that ...
NASA says it has now pinned down three causes for this shift. As expected, the loss of polar ice is a major contributor. Share on Facebook (opens in a new window) Share on X (opens in a new window) ...
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