Scientists have discovered massive sediment ridges, some the size of the Eiffel Tower, beneath Antarctica's ice for the first time. The ridges are scarring and thinning the ice above which could have major consequences for ice shelf stability in the region.

See the source article by following the link below:
Scientists have discovered massive sediment ridges, some the size of the Eiffel Tower, beneath Antarctica's ice for the first time. The ridges are scarring and thinning the ice above which could have major consequences for ice shelf stability in the region.