More than 60% of the massive floating ice shelves extending from Antarctica could fracture and collapse with astonishing rapidity. Surging meltwater from warmer seas could cause the shelves to undergo a process called hydrofracturing, potentially triggering collapses within hours or even minutes. This would accelerate sea level rise, causing devastating coastal flooding around the world.
www.commondreams.org/news/2020/08/26/sudden-collapse-study-suggests-60-antarctic-ice-shelves-face-fracture-risk