Photosynthesis diurnal courses of main species in degraded habitat of Taihang Mountains;

Protecting marine ecosystems and resources demands the study and development of techniques to diagnose coastal zone habitat degradation.

The degeneration of ecological environment is one of the major problems lying ahead of us in the world of today.

On the basis of systematical analysis on the natural and artificial factors and their relations influencing environment evolution, the leading factors of eco-environment degradation from the 1950 s to the 1980 s were extracted in quantitative analysis method in this area.

Factor analysis in environmental degradation at the lower reaches of Tarim river;

Using Participatory Rural Appraisal method, this paper investigated how the people in different regions in the upper reaches of the Dadu River watershed understood and responded to environmental degradation, based on comparative field surveys in three villages, in which Danzamu village chosen from villages in th.

According to the situation in the western Shanxi province, environmental degradation mainly includes water erosion and wind erosion and vegetation degradation.

From two aspects of natural factors and artificial factors, this pa pe r analyses on the main causes of ecological environmental degeneration in Taiyua n City.

The paper analyses the causes of wetlands degeneration in Zhalong Wetlands from the eutrophic nutrition of water,the increase of agricultural dry farmland,the reduction of precipitation,and the rapid falling of water table,revealing that environmental degeneration has led to the reduction of vegetation,fishes and birds,with the ecological function of the wetland declining.