A strange discrepancy in global temperatures 8000 years ago can be explained if sea ice is more vulnerable to the effects of warming than we thought
Source:
https://www.newscientist.com/article/2226902-arctic-sea-ice-may-vanish-sooner-than-we-thought-it-happened-before/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home