Monday, February 21, 2011

Mostly for My Own Benefit

I've long heard of the Medieval Warm Period. The best evidence is the existence of Viking colonies on Greenland, which was, in fact, green when Eric the Red started the settlements. I've been there myself (a long, long time ago) and have seen some ruins of Viking homes.

If you're a believer in man made global warming, then this chart might cause you to pause. You can find many example of it by googling "medieval warm period" and look for images.

The Medieval Warm Period was much warmer than today; although, admittedly, we are warmer now than in recent years. Check out the blue area below the x-axis: that's the Little Ice Age. Remember the pictures of Washington crossing the Delaware through ice flows? The planet warms and cools all by itself, with and without our help.

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