The planet that appears so steady beneath our feet is, in reality, subtly reorienting itself in space. As ice melts, oceans swell and groundwater is pumped from deep aquifers, the balance of mass on ...
Earth’s spin is not as steady as it looks from the ground. As ice sheets melt and aquifers are drained, scientists now say the planet’s axis has shifted by more than 30 inches, a subtle but measurable ...