Humans pumped so much groundwater since 1993 that Earth's spin axis tilted 31.5 inches: a Seoul team published the math in Geophysical Research Letters in 2023

A new study reveals that groundwater pumping has shifted Earth's rotational pole by 31.5 inches since 1993, contributing to global sea level rise. Researchers from Seoul National University uncover the significant impact of groundwater extraction on Earth's spin.

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