Especially in the east of China, but the southern provinces and the Himalayas are often affected by earthquakes. Due to soil erosion is a danger of landslides. On the rivers of the Yangtze and Huang He (the red and yellow river), there are often floods. The construction of the Three Gorges Dam brings new hazards to the environment that far-reaching changes in the landscape and destruction of natural habitats by flooding, but also the flooding river can severely restrict. The coasts in the south and east of the country are frequently exposed to typhoons.