quote:

Originally posted by realprimate:
[
Come on JL. This MWP was a mere blip.

And me again. This time Peru. Halfway-across-the-world.

http://www.sciencedaily.com/releases/2004/12/041219142648.htm

QUOTE
A simple stroll after a full day of field research near a high Andean glacier in Peru led glaciologist Lonnie Thompson to discover a bed of previously hidden plants that date back at least 50,000 years.
QUOTE


Now C14 dating requires a bit of tuning through the ages (due to cosmic rays I think) but the general worldwide trend is clear and convincing. The ice hardly thawed though the MWP but pumping a mere 25 billion tons of carbon dioxide per year into the atmosphere has had an effect. Come on JL - you're a clever chap. 1 plus 1 plus 1 equals ...?

quote:

Originally posted by Steve_M:


I think we ought to dismiss McKintyre and Mckitrick as their supposed debunking was published in an article in a social science journal and was itself debunked in a peer reviewed journal for serious data handling errors such as misunderstanding the statistical method and ignoring three-quarters of the data.
.

Ah - the old hockey stick!

Steve - could you give me a reference for the "ignoring three-quarters of the data".

Ta

RP