Food is one of our four basic needs. Everybody needs food whether they live in an arid desert or a snow-covered forest, and what they eat is largely determined by where they live. Learn that food doesn't magically appear in a supermarket but comes from farms, ranches, the sea, etc. and that halfway around the world a 'supermarket' might be an open-air marketplace without refrigeration where people must buy food daily.
We all need food to live. Learn about the origins of the food we eat.