Yesterday afternoon, Gansu's Hexi Corridor was hit by sandstorm again. It was the third sandstorm within a month during this new century.

That alarms the people. Experts pointed out that the sandstorm would be frequently and strong this year...

In order to prevent and control the sandstorm, to ask the desert for grain and fuel and to damage the desert ecological system must be stopped. The grassland with higher vegetation coverage rate must be sealed for nursing. Land reclamation on the edge of the desert must be strictly controlled...