Discuss on the correlations between landslides and rainfall and threshold for landslide early-warning and prediction;

Design for early-warning and prediction system of regional group geologic hazard activity in Hunan Province;

This paper discusses the origin of early warning,the development of early warning in China,the train of thought in warning and forecast analysis of China s land and resources,and the content and methods of China s land and resources early warning an d forecast.

Probing into the construction model of water pollution prediction and forewarning system of the rivers;

, the author elaborated the urgent property of the construction of flood prediction and forewarning system of Guilin city.

The design and construction of landslide warning system based on WebGIS;

Regional landslide susceptibility assessment and evaluation of triggering factors are the basis of a landslide warning system.

OBJECTIVE: In order to find out the trend of climate in Nanjing, research effects of meteorologic factors to mortality and incidence of chronic bronchitis, and establish a warning and forecasting model for terrible weather conditions.

State and countermeasures of geological hazards forecasting and warning in Guangdong Province;

In general,the technologies on data check,assessment methods,monitoring index,forecasting and warning should meet to the need of analysis and assessment in short time.