The meat industry has to change. Industrial livestock farming causes more than one-fifth of global greenhouse emissions. It uses more than 70% of total agricultural land. It means billions of animals are raised and killed in systems that disregard their welfare, and these systems are inefficient, expensive, and a threat to global health. Is clean meat the answer? Is the science feasible? And will it ever be as cheap as conventional meat? The speakers outline the judgment calls you need to make to decide.

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