Tornado damage, Courtesy of State Farm Insurance
Powerful, long-lived tornadoes struck western Kentucky, southern Illinois, and the vicinity on Friday night. And within hours, major media outlets, national politicians, and several climate activists were claiming that global warming was partly or mainly to blame.
The head of FEMA talked about the recent tornadoes as being part of a “new normal” forced by climate change.
As I will demonstrate below, these claims are contradictory to the best science and at odds with respected international and national scientific assessments. Many are based on simplistic arguments that demonstrate a lack of understanding of the ingredients required for severe convection (thunderstorms) or evince a lack of knowledge of the historical record.
Have Strong Tornadoes Been Increasing in the U.S.?
The very first question one must ask when evaluating the…