Roger Pielke Jr.: NYT’s Paul Krugman vs. Research, Who You Gonna Believe? ‘None of that justifies treating climate science like astrology’
Pielke Jr.: 'Krugman's claims raise an obvious question: Have US droughts actually become more common on climate time scales? Especially US Midwest droughts? Let's instead look at scientific research that has examined trends in US droughts. Andreadis and Lettenmaier (2006) in GRL: 'Droughts have, for the most part, become shorter, less frequent, less severe, and cover a smaller portion of the country over the last century.'