Atlantic Ocean water began warming the Arctic as early as 1907
https://www.newscientist.com/article/2298982-atlantic-ocean-water-began-warming-the-arctic-as-early-as-1907/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
Atlantic Ocean water began warming the Arctic as early as 1907