The main causes of the distortion in the implementation of burden-reduction policy lie in the drawbacks of the burden-reduction policy itself,the conflict in benefits in the process of implementation,the restriction of implementation environment,and the ineffectiveness of implementation supervision.

Main causes and disaster reduction countermeasures of frequent man-made disasters in engineering construction in China;

Key environmental engineering geological problems and their typical cases, environmental protection, disaster reduction countermeasures and disaster damage evaluation;

Immpacts of flood and drought disasters on society economy and countermeasures in Liaoning Province;

And finally the article puts forward the countermeasures against the storm surge disasters.

The calamities in Liaoning province and strategy of calamity mitigation;