Claims that modern temperatures are globally warmer than they were during Medieval times (~800 to 1250 A.D.) have been contradicted by a flurry of new (2019) scientific papers.
"...The Medieval Warm Period (1100 years BP) was 1.5°C warmer than today (14°C vs. 12.5°C) in the SE Pacific or Southern Ocean.
Antarctica/Southern Ocean (SSTs)
Elephant seals used to breed on the Victoria Land Coast ~1000 years ago because there was open water access back then whereas this region is locked in sea ice today.
To escape the reach of modern sea ice, elephant seal breeding colonies are now located ~2,400 km further north (sub-Antarctic islands) of where they bred during Medieval times..."
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