Water conservancy technology

Abstract

The most basic resources for development of the human society are water and soil. Water and soil are the fundamental factors of the society and the nature. Therefore, the ancient people considered that, with water and soil resources, heaven and earth formed, various living things emerged, countries became peaceful and everything became harmonious (Han Shi Wai Zhuan) Distribution of land and soil resources in China, however, is quite unbalanced due to impacts of China’s geographic latitude, terrain, and monsoon climate; thus, human efforts are needed for regulating, improving water resource, and water environment, and hence, water resources science.