The study's lead author said there is "almost zero" chance that anything but human-caused climate change is to blame for the sharp rise in temperature.
Environmental stability on Earth allowed marine biodiversity to flourish miragenews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from miragenews.com Daily Mail and Mail on Sunday newspapers.
Karcher and Huang were unable to say whether this was contributing to Arctic heatwaves. In theory, the warmer water from the Atlantic should have some impact