7 January 2010: B9B iceberg, which is 97km long, approaches the Mertz Glacier tongue.
7 February 2010: the B9B iceberg makes contact with the tongue, which already had major rifts in it.
20 February 2010: the Mertz Glacier tongue breaks off creating another massive iceberg.
compulenta.ru lenta.ru bbc.co.uk (english) sciencedaily.com (english) source (english) UPD Ещё:
http://igorivanov.blogspot.com/2010/02/mertz-glacier.html.