Scientists discover ‘Grand Canyon’ of Antarctica buried deep in ice

Mongabay: British researchers have discovered a one mile deep rift valley hidden beneath the icy surface of West Antarctica, according to research published this week in Nature. The canyon may be hastening ice loss in the region. Scientists from the University of Aberdeen and British Antarctic Survey (BAS) made the discovery below Ferrigno Ice Stream, an extremely remote area that has been visited only once previously. They used ice-penetrating radar to map the valley. Site of the rift valley (marked......

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