[pwal id=”5756308″ description=””]Food is any substance consumed to provide nutritional support for the body. It is usually ofplant or animal origin, and contains essential nutrients, such as carbohydrates, fats, proteins,vitamins, or minerals. The substance is ingested by an organism and assimilated by the organism’s cells in an effort to produce energy, maintain life, or stimulate growth.[/pwal]
[pwal id=”5756208″ description=””]Historically, people secured food through two methods: hunting and gathering, and agriculture. Today, most of the food energy consumed by the world population is supplied by the food industry, which is operated by multinational corporations that use intensive farming andindustrial agriculture to maximize system output.[/pwal]
Food safety and food security are monitored by agencies like the International Association for Food Protection, World Resources Institute, World Food Programme, Food and Agriculture Organization, and International Food Information Council. They address issues such assustainability, biological diversity, climate change, nutritional economics, population growth,water supply, and access to food.