Sunday, August 12, 2012

Chart of the Day: Is rising temperature causing more droughts?

Here is a scatter graph of GISS temperature data (GISTEMP) and the U.S. Palmer Drought Severity Index with annual data through 2011.

Chart: Annual PDSI -vs- Annual Global GISTEMP – Source: Dr. Pat Michaels by way of WUWT

As you can see, there is no correlation at all. More info on understanding scatter graphs is here.

No comments: