China sandstorm caused by black storm.

In recent years, sandstorms have raged in China. 1In May 1993, a rare sandstorm struck Xinjiang, Gansu, Ningxia and Inner Mongolia in China. The maximum wind speed of sandstorm is 34m/s, the maximum wind power reaches 12, and the minimum visibility is zero. The storm always killed 85 people, 3/kloc-0 people were missing and 264 people were injured. 1.2 million livestock were killed or lost, and 730,000 livestock were injured; 370,000 hectares of crops were affected; 4330 houses collapsed, causing direct economic losses of 725 million yuan. In the following years, sandstorms seemed to take a fancy to this place and constantly harassed the northwest and Inner Mongolia. 1April, 1994, a strong sandstorm occurred in Hexi Corridor. 1a sandstorm occurred in Dunhuang city, Gansu province in March, 1995; 1995 may 16, a sandstorm hit Yinchuan, Ningxia. 1On May 30, 1995, sandstorms hit Dunhuang and Jinchang again 10. From April 65438 to April 0998, sandstorms swept through Altai, Tacheng, Changji, Turpan, Hami and other places in Xinjiang, causing heavy losses to crops. In addition, in the spring of 2000, sandstorms hit Beijing 12 times again. 20 10 April 24th 19: 09 A sandstorm occurred in Minqin County, Gansu Province. The maximum wind speed reached 18.4 m/s (level 8), the instantaneous maximum wind speed reached 28 m/s (wind speed reached 10), and the minimum visibility was 0 m. Suddenly, I couldn't see my fingers. The gale and sandstorm lasted about three hours.