Since spring, north China has been frequently hit by the dust storms, and some cities in the south are also affected. Beijing has suffered 7 dusty weather or dust storms. According to the experts, higher temperature, less precipitation and frequent strong winds are the main cause, and the ecological degradation and large scaled urban construction are also the important factors.

"Moving of deserts" has rung a warning signal to the Chinese - it has become an urgent task to prevent and control the desertification process because China suffers the most serious desertification in the world...

According to the statistics of the weather forecast department, such extra-strong dust storms happened to China 5 times in the 50's, 8 times in the 60's, 13 times in the 70's, 14 times in the 80's and 23 times in the 90's. The scale has become larger and the loss has become more and more serious...

Experts analyzed the major reason for this degrading trend...