You'll find lots of clouds over tropical climates and practically no clouds over desert climates. There is heavy rainfall in tropical climates and therefore relatively high rates of evaporation. High rates of evaporation leads to condensation and cloud formation. Desert climates like the Sahara Desert that only receives a few inches of rainfall per year would not have clouds due to the lack of surface water for evaporation.
Answer:
It is extremely important economically.
Explanation:
The Hai River and its tributaries form one of the most important river basins in China. Because it flows through a heavily populated area and also one used intensively for agricultural purposes, the river is essential for irrigation and also for human water supply.
The river and its tributaries connect the Chinese capital of Beijing to another one of the nation's largest urban agglomerations, Tianjin.
Gravity causes mass movement. Types of mass movement: landslides, mudslides, slump, and creep. The most destructive kind of mass movement is a landslide, which occurs when rock and soil slide quickly down a steep slope.
