The dangerous characters of dangerous goods are analyzed, some common risk assessment methods and the risk assessment standard on industry are int.

On the basis of the feature that the calculated parameter of Predicting Subsidence in Dewatered Cohesive Soil is adapt to interval analysis theory,the risk assessment model and two risk assessment indexes of satisfying different needs were established by using interval theory.

Research on risk evaluation of safety management organization of mine enterprise and its application;

GIS-based risk evaluation of karst land degradation disaster:a case of Du'an Yao Autonomous County;

Application of risk evaluation in coalmine gas hazard based on model of SPA;

The viruses distribution and survival in aquatic environments and risk assessment of viral contamination;

Progress of risk assessment and optical routing for hazardous materials transportation by road;

Feces pollution of livestock and poultry and its environmental risk assessment in Jiangsu;

This article puts forward the partial least squares(PLS) regression and the maximum entropy(ME) risk analysis model for the first time on the basis of analyzing the disadvantage of the traditional methods and anatomizing the advantage of the partial least squares regression method and the maximum entropy method.

Fuzziness and randomness exist extensively in uncertain phenomena during the risk analysis.

The quantitative risk evaluation method suitable for Nanyue alien harmful plants was established with referring to the pest risk analysis method by international and national experts,based on the character of those plants in Nanyue.