Causes of natural disasters in summer in China

(1) disaster type: rainstorm causes: China is located in the East Asian monsoon region, affected by the summer monsoon, and the summer precipitation is concentrated, which is easy to form rainstorm disasters; High temperature and strong atmospheric convection in summer are easy to form rainstorm weather. (2) The urbanization process is accelerated, the hardened area is enlarged, the infiltration is reduced during the rainstorm, and the surface runoff is intensified. (3) There are many types of disasters and a wide distribution area; High frequency and correlation; Heavy loss of life, property, etc.