Icing the Medieval Warm Period

photo: Hans Splinter/Creative Commons

The following is a post from Skeptical Science by Daniel Bailey

"It's cold out!" 

Not strange to hear that during the winter, here in the Northern Hemisphere.  But strange to hear that raised as an objection in the warming world in which we live today. How much warmer it's going to get and what are the related impacts is what science is currently debating.
One of the commonly raised objections from those who would have us debate even the existence of gravity is that "It was warmer in the Medieval Warm Period." This is an innocent, but untrue, claim clearly unsupported by the available literature. Indeed, Martín-Chivelet et al reveals the 20th Century as the time with highest surface temperatures of the last 4000 years.

Article continues: Icing the Medieval Warm Period