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The Pope, Smith and Kohler glaciers in West Antarctica have exhibited faster than expected retreat rates in recent years, according to grounding-line observations from satellite radar interferometry.
The compositional asymmetry between the Moon’s near- and farsides can be explained as the result of impact-induced mantle convection and gravitational instability, according to numerical modelling of the South Pole–Aitken impact and the ensuing mantle evolution.