Not exact matches
These troughs allow
warmer and saltier
waters from deeper in the
ocean to reach the glaciers and
erode them.
Antarctica's great ice sheet is losing ground as it is
eroded by
warm ocean water circulating beneath its floating edge, a new study has found.
The study bolsters the idea that Mars once had a
warmer climate and active hydrologic cycle, with
water evaporating from an ancient
ocean, returning to the surface as rainfall and
eroding the planet's extensive network of valleys.
They report in the journal Science that a succession of aerial surveys combined with multiple satellite observations has established that the base of the glacier is being
eroded rapidly by a mix of
warmer ocean water and increasing amounts of meltwater from the surface of the Greenland ice sheet.