Copy and share this headline and URL: 'Doomsday glacier,' which could raise sea level by several feet, is holding on 'by its fingernails,' scientists say at https://www.selectsmart.com/post/index.html?article=2147 Double click on text, control C to copy and share: 'Doomsday glacier,' which could raise sea level by several feet, is holding on 'by its fingernails,' scientists say at https://www.selectsmart.com/post/index.html?article=2147 Share on Twitter Share on Pinterest Share on Facebook Share on Linkedin Share on Tumblr Share on GMail Share on LiveJournal