Based on the inductive explanation of indicators and research methods related to regional inequality,the situation of regional inequity in China since the middle and latter period of 1980s is investigated by using the Theil index,and the income gaps between rural and urban,between east,central and west are decomposed.

Setting up Interregional Ecological Compensation Mechanism to Advance Coordinated Development of Regional Economy;

The data analysis of regional water resources and economic society coupling system sustainable development;

Determination of Lead in Human Hair of Different Regions by FAAS;

Development of district environment economics indicator system;

The analysis of investment structure in district environment pollution control;

A Compare Study and Evaluation for the Competitive Capability of Chinese District Agriculture;

Study on dynamically monitoring the land salinizing in the typical area of inner mongolia;

Sustainable development of area water resource;

Research on evaluation for the competition ability of areal investment environment based on fuzzy theory;

Soil Quality Evaluation of Regional Green Food Producing Area——Taking the Linfen City of Shanxi Province as Example;

Regional design: Recovering a great landscape architecture and urban planning tradition;

As a result, human earth study must fall onto the regions.

A computing method of thearea enclosing by the interaction of one non-regular curve and many non -regular regions isput forward.

In this paper, based both on graph theory and on turn-left algorithm, a recursive-and-backward researching algorithm of realtimely establishing regions topological relations is designed to meet the needs of geographical information processing.