The latest Living Planet report from the WWF makes for grim reading: a 60 per cent decline in wild animal populations since 1970, collapsing ecosystems, and a distinct possibility that the human species will not be far behind. The report repeatedly stresses that humanity’s consumption is to blame for this mass extinction, and journalists have been quick to amplify the message. The Guardian headline reads “Humanity has wiped out 60 per cent of animal populations”, while the BBC runs with “Mass wildlife loss caused by human consumption”. No