"Agriculture is the cultivation of plants and animals for human benefit. Agriculture provides us with almost all the food we eat. It also provides materials for clothing, industrial products, and fuel. Agriculture has reshaped much of Earth’s natural environment, displacing or damaging many natural ecosystems (systems of living things along with their surroundings). But without agriculture, human civilization would not exist." Read More...

Source Citation: Rhoades, Robert E. "Agriculture." World Book Advanced. World Book, 2010. Web.  21 June 2010.