The soil is one of the most precious natural resources for human survival, but with the development of society, the soil sees an increasingly serious pollution, and the importance of the soil and the soil environmental issues becomes the consensus of the world. In view to strengthen the awareness of people to protect the soil, this paper reviews the soil concept, the function, the characteristics, the current soil types in China, why the soil might become "unclean", the soil pollution and how to protect soil resources and other aspects, for the rational utilization and the effective protection of the soil.

soil  /  soil resources  /  soil pollution