And why they may be about to change their diets in the years ahead.
The world is coming round to meat alternatives, but we need to speed the process up for the sake of the environment.
Plant-based proteins are in hot demand. That's why Canadian grocery stores and restaurant chains are racing to give consumers what they want.
For poet John Kinsella, veganism is an ethics of commitment. Living as a vegan, he writes, is not a holier-than-thou situation, but a move towards being more respectful of life.
Eating animals is natural and not evil in itself, but the torment of factory farming is a very good reason to go vegan.
A behavioral scientist explains why people become vegans, why some meat-eaters find them so irksome and how scientists may be nudging us all toward a more plant-centric existence.
India doesn't eat much meat per capita, but that might be changing: it's the fastest-growing poultry market in the world.
The effect is much stronger in women than men.
If you're finding it difficult to go veggie, don't worry. Here are some tricks to help you, informed by science.
Given the carnivorous trend of the US presidency, it is unsurprising that food is a significant metaphor in House of Cards.
Understanding the best food option is getting complicated. Enter the new flexitarians.
Simply calling on people to eat less meat is not very useful. The consumption of meat, after all, is embedded within numerous social and cultural practices. But changing diets can benefit the planet.
There are plenty of studies, but drawing conclusions from them is not that straightforward.