The rift in the Larsen C Ice Shelf has grown a further 10km since 1 January.
If the fissure propagates just 20km more, it will free a tabular berg one-quarter the size of Wales.(…)
In recent decades, a dozen major ice shelves have disintegrated, significantly retreated or lost substantial volume – including Prince Gustav Channel, Larsen Inlet, Larsen A, Larsen B, Wordie, Muller, Jones Channel, and Wilkins.