The theory and method of duststorm monitoring by using NOAA, FY-1C, GMS-5 and FY-2B satellite, the calculation of the DDI, and the application of GIS technology are discussed.

• 简要讨论了利用NOAA卫星、FY 1C卫星和GMS 5及FY 2B卫星监测沙尘暴的原理和方法、沙尘强度指数的建立、沙尘暴强度的计算方法和地理信息系统的应用。