“That ice sheets will dominate future sea level rise is not surprising — they hold a lot more ice mass than mountain glaciers,” said lead author Eric Rignot, jointly of NASA’s Jet Propulsion Laboratory, Pasadena, Calif., and the University of California, Irvine.
Over the length of the study, the ice caps have lost an average combined mass of 475 gigatons per year (1 gigaton = 1 billion metric tons).
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NASA: Ice Caps Overtake Glaciers as Biggest Contributors to Rising Seas – Reuters