Reducing the amount of meat in our diet would have major environmental benefits, including reducing greenhouse gas emissions, pollution, deforestation, and biodiversity loss.  Moreover, it would have wide-ranging ethical benefits by decreasing the huge number of livestock animals confined and killed each year for food. For consumers, there may also be health benefits from a meat-less diet, provided it was carefully planned. Advances in modern science and technology, including plant-based, microbial, lab-grown, and insect meats, are revolutionizing the food industry and making it easier for...