How sustainable is veganism?

Does giving up meat lower your carbon footprint?

The answer to this question goes beyond the plate and to the practices it takes to graze the land for animals.

However the answer isn’t all black and white as with more people taking up a leafy green diets, agriculture will also have to cater for the rising number of non-meat eaters.

Think: Sustainability reporter Lia Tsamoglou speaks to Xavier Mayes from the Institute for Sustainable Futures at the University of Technology Sydney.