The Third Agricultural Revolution

Agricultural geography is another subfield of geography that plays an important part in our world today and has been very important since it began during the first Agricultural Revolution. Agriculture is thought of as the production of food for human consumption and can be classified into four types of economic activity to focus on what is being produced. Primary economic activity involves extracting resources directly from nature through events like mining, hunting, fishing, farming, and forestry. Secondary economic activity is manufacturing; taking primary products and changing them to something else such as toys, cars, processed foods, and buildings. Tertiary economic activity are services performed by bankers, doctors, teachers, nurses, cooks, and sales people, for example, that help people meet their needs. The last type of economic activity is quaternary, which is manipulating information and capital. This is done by people in finance, human resources, administration, and insurance. Classifying economic activity in a country is important …show more content…
Biotechnology helped to manipulate seed varieties and increase crop yields. Hybridization of seeds was revolutionary in the aspect of generating higher yields. The Green Revolution started and is the development of high yield, fast-growing varieties of rice and cereal. It increased the production per unit area, which narrowed the gap between population growth and foods needed in underdeveloped areas. The Green Revolution was seen as beneficial because it increased food production in a world with many malnourished people. The generation of surplus was essential to providing for everyone. However, it was viewed by some people as negative because of the social changes, health risks, and environmental hazards it created. Fertilizer and pesticides were used that could pose harms to the