Sir Paul McCartney arrived in Brussels yesterday to recruit support for his “meat-free Mondays” campaign. The argument seems so easy: cut down meat consumption and the planet will be saved.

But even if a world without roast beef was one in which we all wanted to live (please count me out), we need to think a little harder about what will really work to arrest global warming. Why are Mondays to be free of meat alone? After all, dairy cattle produce greenhouse gases as well as milk. Are we meant to become part-time vegetarians or vegans? And why single out meat? Asia’s rice fields emit the same amount of methane as their livestock industry. It seems doubtful that a campaign for rice-free Tuesdays will be next.

Read more (guardian – UK)