Once a week

"People should have one meat-free day a week if they want to make a personal and effective sacrifice that would help tackle climate change, the world's leading authority on global warming has told The Observer."

We should do as the Bedouins did: eat meat occasionally. Lebanon imports 90% of the meat it eats, and this figure is similar to that in other Arab countries. The oddest thing is that we import a lot of slaughtered beef from...India.