Based on satellite operational data,basic meteorological database,agro-meteorological data and the result from the analysis of climatologic resources,a system is designed to have the functions of calculation,query,appendix and analysis of spatial attributes on the platform of the GIS software ArcGIS 8.3.The data can be accessed via the internet using the grade of purview.The system provides the basic data,data processing and images of clirnatologic resources and ecological environment and other associated technical products.It furnishes the basis databank for the study of changes in ecological environment of Northeast China.