Fluctuations in the masses of the world's largest ice sheets carry important consequences for future sea level rise, but understanding the complicated interplay of atmospheric conditions, snowfall input and melting processes has never been easy to measure due to the sheer size and remoteness inherent to glacial landscapes.
source https://www.lifetechnology.com/blogs/life-technology-news-blog/a-clearer-picture-of-global-ice-sheet-mass