Crayfish get more interesting at bigger parties, study suggests

In many North American lakes, a tiny clawed creature has become a big bully. The invasive rusty crayfish roams lakebeds, snapping up snails, bivalves, and water plants, cutting off food supplies for native crayfish and other ...

Canada's nitrogen footprint shows great regional variation

Reactive nitrogen emissions contribute to greenhouse gases, as well as air and water pollution. For the first time, researchers from McGill University have calculated Canada's nitrogen footprint (akin to a carbon footprint) ...

On course for healthier, more sustainable soil

If we want to transition to a greener, healthier and more climate resilient Europe, it is important to ensure our soils are in good condition. However, the quality of soils is worsening because of unsustainable management ...

How fish can still be part of a more sustainable food future

If you want to reduce your personal impact on the environment, cutting back on eating animal products is one of the simplest things you can do. But becoming vegan and eating only plants is unlikely to be an appropriate solution ...

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Food

Food is any substance, usually composed of carbohydrates, fats, proteins and water, that can be eaten or drunk by an animal or human for nutrition or pleasure. Items considered food may be sourced from plants, animals or other categories such as fungus or fermented products like alcohol. Although many human cultures sought food items through hunting and gathering, today most cultures use farming, ranching, and fishing, with hunting, foraging and other methods of a local nature included but playing a minor role.

Most traditions have a recognizable cuisine, a specific set of cooking traditions, preferences, and practices, the study of which is known as gastronomy. Many cultures have diversified their foods by means of preparation, cooking methods and manufacturing. This also includes a complex food trade which helps the cultures to economically survive by-way-of food, not just by consumption.

Many cultures study the dietary analysis of food habits. While humans are omnivores, religion and social constructs such as morality often affect which foods they will consume. Food safety is also a concern with foodborne illness claiming many lives each year. In many languages, food is often used metaphorically or figuratively, as in "food for thought".

This text uses material from Wikipedia, licensed under CC BY-SA