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I'm surprised this is news to people. The earth (and Arctic Ocean) has been warming ever since the last ice age. Places like the Great Lakes used to be frozen g

• discardedrefuse 5y ago
  Your flippant comment unfairly trivializes the article; either on purpose or because you didn't read it. From the article: “When we looked at the whole 800-year timescale, our temperature and salinity records look pretty constant,” said co-lead author Dr Tesi Tommaso from the Institute of Polar Sciences of the National Research Council in Bologna. “But all of a sudden at the start of the 20th century, you get this marked change in temperature and salinity – it really sticks out.”
• SirSourdough 5y ago
  It’s news because it’s a more nuanced claim than your “general ocean warming has occurred over thousands of years” claim. The claim is that the marked increase in warming in the 20th century began decades earlier than was previously believed, not just that there was once an ice age and it’s warmer now.