Large numbers of deep crevasses are a sign that parts of the glacier are moving rapidly. (news.bbc.co.uk)
Here, the researchers lived in tents scattered around deep crevasses in the ice. (livescience.com)
While researchers quickly linked the breakup to lakes of meltwater that had accumulated on the so - called Larsen B ice shelf's upper surface and then wedged apart deep crevasses, they hadn't come up with a convincing explanation for what triggered the collapse. (sciencemag.org)