Regional system of man-land relationship evolves into regional system of man-sea relationship: Academician Wu Chuanjun s contribution to studies on marine geography;

According to the human demand structure factors, human activity structure factors, geographical environment supply structure factors and interregional relationship factors which influence the development of Human-activity-Geographical-environment regional system.

He is the first one who developed the insightful theory of regional system of man-land relationship.

From the perspective of the components in regional personnel-land relation system, this paper analyzes the interactive relations of the components, presents an evaluating index system for the capacity of sustainable development of regional personnel-land relationship, and eventually studies how to implement the strategic measares for sustainable development of regional personnel-land relationship.

By using theories from the relevant disciplines such as geography, mathematics, physics, ecology, and system sciences, this thesis develops a framework employing the concept of system entropy to represent the state function of the man-earth relationship system.

This paper analyses yaole pasture village in Naiman Banner in Nei Monggol, and puts forward the succession patterns and reasons of the local relationship between human and nature in the interlacing agropastoral region of semiarid zone.