People who don't eat meat are known as vegetarians.
Someone may become vegetarian for health, ethical or environmental reasons. It's estimated there are about 375 million vegetarians worldwide as of 2015.
In "The Vegetarian," South Korean novelist Han Kang wrote about a woman with an unusual obsession - to grow roots and become a tree. The English translation went on to great success, winning the 2016 Man Booker Prize.
Tofu schnitzel, tofu bratwurst, tofu kebab. It all exists in Germany and is easier and easier to come by. Popular as vegetarian options may be, a German court has ruled that veganism is too risky as a school meal option.
One of the most celebrated chefs in France has caused a stir by taking meat off the menu at his three-Michelin-star restaurant in Paris. It could be seen as a brave - even reckless - move in a country that has a special attachment to eating not only eating meat, but also animal parts that people in other countries wouldn't dream of consuming. John Laurenson sends this postcard from Paris.