text: The claim that 20-30% of the Earths species are at risk of extinction has been a hallmark of Pachauris speeches . . . depends almost entirely on a single, highly questionable piece of research. . . five out of 10 of this chapters most senior personnel have a formal documented link to the World Wildlife Fund. There is no way to know which sections of this IPCC chapter represent the opinions of scientists whove jumped into bed with the WWF and which sections are . . . scientifically sound.