Thousands of Years"
"As the iceberg, known as A-68, moves away from the Larsen C ice shelf and into the Weddell Sea, it will eventually expose 2,240 square miles (5,800 square kilometers) of seafloor that has been buried under the ice for up to 120,000 years, without light and linked to the open ocean only by minimal currents, according to scientists with the British Antarctic Survey (BAS)."
For more info, see: http://www.livescience.com/60600-antarctica-ice-shelf-hidden-ecosystem.html?utm_source=ls-newsletter&utm_medium=email&utm_campaign=20171005-ls
Impressive pics of Antarctica's Larsen C shelf over time: http://www.livescience.com/59650-photos-antarctica-larsen-c-ice-shelf.html |