UN report says global meat supply has risen fourfold in last 60 years and is expected to keep rising Analysis: Ingredients in place for shift to plant-based diets but meat still dominates UN report says global meat supply has risen fourfold in last 60 years and is expected to keep rising Analysis: Ingredients in place for shift to plant-based diets but meat still dominates The average person eats about six times as much chicken and twice as much pork as their grandparents’ generation did, data