Lee Olsen Wrote:
-------------------------------------------------------

> "There may have been a warm period during Medieval
> times, but current studies show that (a)
> temperatures were not as warm as today, and (b) it
> wasn't global."

Global, according to this:
The findings support the view that the Holocene Thermal Maximum, the Medieval Warm Period, and the Little Ice Age were global events, and they provide a long-term perspective for evaluating the role of ocean heat content in various warming scenarios for the future.
[science.sciencemag.org]