Whether vegetarianism is pursued with the aim of protecting animals, preserving environmental resources, leading a healthier life or because of cultural traditions, the practice can have a profound influence on health and carbon footprints.
While vegetarianism is expanding slowly in several countries around the world, for example in Europe or the United States, large emerging economies are doing it the other way around. Here, vegetarianism is in decline – for example in India, where traditional vegetarian diets are increasingly swapped for an omnivore approach to eating. While in 2018/19 around a third of urban Indians said they were vegetarians, this