“Mistake” definition (American Heritage Dictionary) Noun An error or fault resulting from defective judgment, deficient knowledge, or carelessness. A misconception or misunderstanding. Five Major IPCC Science Mistakes ♦  Surface stations records have warmed mostly from urban heat sources, not IR-active gases. ♦  Solar climate forcing varies more than IPCC admits. ♦  Experiments show more CO2 … Continue reading IPCC Crusade Built on Science Mistakes