Natural environment and social environment of the points. The natural environment is the basis of the social environment, and social environment is the development of the natural environment. The natural environment is surrounded by the people around the sum of the various natural factors, such as air, water, plants, animals, soil, rocks minerals, solar radiation and so on. These are the material basis of human survival. These factors are usually divided into the atmosphere, hydrosphere, biosphere, soil circle, the five natural circle the lithosphere. Human beings are a product of nature, and human activities are affecting the natural environment.
