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You are browsing the archive for 2015 November 09.

9 November 2015

The 700 Year Old Weather Chart That Gives Me Butterflies

A group of researchers (from over three dozen institutions!) has published a paper in SCIENCE ADVANCES that’s pretty amazing. They used tree ring analysis to reconstruct the summer rainfall maps on a year by year basis for over 1000 years in the past! It’s called the Old World Drought Atlas (OWDA) and it’s based on our modern Palmer Drought Index. If you think this is hoe-hum, then you don’t get …

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