Most of the reclaimed areas are located in the arid areas and the zones with vulnerable ecological environment, and the frequent occurrence of strong wind and hail disasters is an important factor affecting the agricultural production and economic development in the reclaimed areas.

In the paper, the author selects five index, and uses the method of fuzzy cluster analysis for regionalizing strong wind and hail disaster in Jinsha River Basin of Yunnan Province.

GIS-based risk evaluation model of meteorological disaster:a case study on hail disaster in Chongqing Administrative Region;

The distributive pattern of hail disasters based on three data sources in China;

Agricultural hail disaster and its seasonal regionalization in China;

Occurrence law of hail disaster and it prevention measures in weifang, shandong province;

According to the hail data of the recent 40 years(from 1962 to 2002) over Qinghai Province,the temporal-spatial distributional characteristics of the hail disaster occurrence frequency,disaster area,and disaster rate are studied.

Preliminary estimation of risk distribution of typhoon disaster in Fujian;

Reasoning of typhoon disasters in Xiamen City and countermeasure study;

Spatial-temporal pattern of typhoon disaster in Fujian,2005,and risk assessment;

According to roadway layout and mining practice of pillarmining face 21~(up)303 in a working mine,combined roof embedding conditions of coal seam 1-2~(up),present goaf hurricane disaster's effect during whole shear-caving of goaf roof under roof of coal seam 1-2~(up) is forecasted,and the safety extent of actualized disaster-prevention project in spot is evaluated.