A review on the study of wetland assessment in China

Researches on wetland assessment were become hot points in the field of wetland science.In recent years,with the deep development of the study on wetland,much progress has been made in the content and the level of wetland assessment.The measures have been changed from single qualitative assessment on wetland resource to the quantitative assessment,the wetland value assessment,the ecological healthy assessment,the environmental impact assessment and the ecological risk assessment and so on.3S techniques and mathematics were widely applied.In the future,the research on wetland assessment should focus on the theory of wetland assessment,the index and model of wetland assessment,comparison studies among different regions,the assessment of degraded wetland,wetland and global change,and the application of new techniques and methods.