Guardian: Stephen Emmott's book on global ecological challenges is attracting much attention. The work is extremely short perhaps about 15,000 words and is in the form of notes that provide terse commentary on a series of graphs. It is little more than a Powerpoint presentation turned into a slim paperback. Although any attempt to increase mankind's alarm at the threat from climate change is welcome, Emmott's book is error-strewn, full of careless exaggeration and weak on basic science. Its reliance on...