As a example,the disaster-inducing environment and the vegetable growing state in greenhouses during the process of low-temperature and overcast weather in January 2001 are analyzed.

WebGIS based study of environmental disaster information system;

The classification and characteristics of the environmental disasters in cities with mining industry and the system of environmental disaster are introduced in this paper.

This article puts forwad urban environmental security and the preparatory scheme for heavy environmental disaster rescue for Beijing based on analysis of some insecurity environmental factors of Beijing.

The current situation of disaster environment is not well at the Three-Gorges Reservoir Regions.

Based on the division of synthetic natural regions and economical areas in Qinghai, this paper stresses on multi-factors and synthetic complexity of the regional division of disaster environment.

The residents living in floodplains in the lower reaches of the Yellow have been fighting against floods over a long period of time and form a conditioned reflect of “disaster environment psychology” feature.

In the present paper, effect of thermal radiation on LPG spherical tanks in fire environment was taken into account.

However, when the vessel is in fire environment, the calculation method of safety discharge isn■t definite.

Cause analysis of environmental hazards in the middle reaches of Yaluzangbu River in Tibet;

Basic concepts and category classification of environmental hazards are reviewed according to the analysis on their present research situation home and abroad.