[clearcarbon]

From the article:

"Prior to the Little Ice Age, during the Medieval Warm Period, Vikings colonized Greenland and Newfoundland, when it was warmer there than today."

Shouldn't there some geological evidence for coastline flooding during that period?

[marktwain]

“Shouldn’t there some geological evidence for coastline flooding during that period?”

Not enough of a difference to be detectable without gauges.

Here is an article with a couple of graphs. Lots of noise in the longer term graph.

http://notrickszone.com/2011/02/16/a-level-look-at-sea-levels/#sthash.biJGtGzj.dpbs