Blogspam of<p><a href="https://www.uu.nl/en/news/1997-was-tipping-point-for-ice-caps-around-greenlands-edges" rel="nofollow">https://www.uu.nl/en/news/1997-was-tipping-point-for-ice-cap...</a><p>The original has useful graphics as well.
Research Paper: <a href="http://www.nature.com/articles/ncomms14730" rel="nofollow">http://www.nature.com/articles/ncomms14730</a>