In both Greenland and Antarctica, the ice shelves are what hold glacial ice on land. Not only do the ice shelves help protect the land glaciers, they support a lot of wildlife. It’s easy to forget about the enormous Antarctic continent covered in ice, but it’s there, it’s big, and it’s melting. The following reports are from October 2023.
October 2023 News from Antarctica
https://www.cnn.com/2023/10/23/world/west-antarctic-ice-melt-climate/index.html
https://www.nbcnews.com/science/environment/west-antarctic-ice-sheet-collapse-may-unavoidable-study-finds-rcna120993
This video gives a shorter view:
Another, longer look, also from October 2023: