Civilization begins with agriculture, our nomadic ancestors settled as he began to cultivate their own food. Agriculture refers to the production of goods through the growing of plants, animals and other life forms on earth. In 2006, 45 percent of the world population is employed in agriculture. However, the relative importance of agriculture has declined since the beginning of industrialization. While agriculture employs one third of the world population, agricultural production accounts for less than 5 percent of global gross domestic product.
Agriculture is important not only to provide food, but also provide the raw material for other industries such as textiles, sugar, jute, vegetable oil and tobacco. Most customs and culture of the world revolve around agriculture. Because of the apparent abundance of food because of technologies for cultivation, transportation and storage; Modern man has forgotten the fundamental dependence on agriculture. Agriculture provides food which is a determinant of health; relieves poverty and individual livelihoods. Some other benefits are:
Energy - Wood is an important source of fuel and energy. Modern biomass plants are growing rapidly in most countries. These provide clean energy and also contributes to economic growth.
Health - Agriculture provides food for humans. Imagine what it lacks in agriculture could do for us.
Biodiversity - ecological balances are maintained, modified or destroyed by agriculture alone.
Climate Change - Agricultural growth reduces negatively affects the climate. Extreme events and ecological dysfunction will ultimately affect our planet and the human race.It is a vicious circle in which environmental degradation affects agricultural productivity and agricultural practices affect the environment. To complete agriculture, agricultural science and technological devices to reduce hunger, improve life and increase economic growth.
Local and indigenous agricultural practices must be used in conjunction with research and scientific development. There should be coordination of international scientific programs to improve agriculture and agricultural products. It is imperative to reduce hunger and to investigate the causes of food insecurity and degraded natural resources. Crop yields, livestock and fishing increased in a socially and environmentally sustainable manner acceptable to farmers and consumers. Agriculture is an important aspect of the whole society for their social growth, economic and environmental.