If we intend to continue to grow as a species, we're going to need to confront our waste problem.

Whilst a lot of our waste amounts to actual items, it's a lot more complex than just that. How we define waste is going to have to be broadened if we are to successfully vanquish the environment crisis and continue our maturation as a species. Take the consumption of animals for instance; raising livestock for butchering contributes about a quarter of all international greenhouse gas…