Palmer Drought Severity Index

File photo of drought-ravaged sunflowers. (Photo by REMY GABALDA/AFP/GettyImages)

Study: Drought Trends, Estimates Possibly Overstated Due To Inaccurate Science

An index frequently used by scientists to predict drought trends – trends whose increased frequency and intensity were blamed on global warming – may have been misused, resulting in possibly inaccurate findings.

11/19/2012

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