Before revision: Hot spring oases in the periglacial desert as the Last Glacial Maximum refugia for temperate trees in Central Europe Nunatak A nunatak is a type of glacial refugium that is located on the snow-free, exposed peaks of mountains, which lie above the ice sheet during glaciations.
After revision: Nunatak A nunatak is a type of glacial refugium that is located on the snow-free, exposed peaks of mountains, which lie above the ice sheet during glaciations.