All Related Apply Refine results Type Features Article Blog Post Categories Climate Ocean Tags Polar Features Date 2017 Date January July SHOW ALL 2 results Features Huge iceberg breaks off Larsen ice shelf in Antarctica A massive iceberg, about three times the size of London, split off from Antarctica’s Larsen C ice shelf sometime between 10 and 12 July 2017. Features A year of polar ice Analysing how Arctic and Antarctic sea ice extent changed during the year.