1. A NASA glaciologist has discovered a possible second impact Crater buried under more than a mile of ice in northwest Greenland.

2. Film producers, guides, alpinists and glaciologists will be present at the Vox Cinema and at the Majestic Hall throughout the summer for a rich programme of films, conferences and debates.

3. Neil Young, an Australian Antarctic division glaciologist[Sentencedict.com], said: "The iceberg is likely to be part of one of the big ones that calved from the Ross ice shelf nearly a decade ago.

4. ‘A glaciologist said the Crevasses could be wide open, waiting to swallow the unwary.’ ‘The lake invades the glacier's deep chasms and Crevasses, detonating thunderous explosions as great shards of ice detach and re-emerge as icebergs.’