Dutch climate skeptics vindicated: KNMI reinstates seven pre-1950 heatwaves after long battle

Seven years after Dutch skeptics first challenged KNMI’s temperature adjustments, the institute has reinstated seven “lost” pre-1950 heatwaves at De Bilt — validating claims of over-correction that had erased 16 out of 23 historical extremes. The breakthrough came via the skeptics’ peer-reviewed paper.