According monitoring date of heavy metals in Hongze Lake's bottom material from 1996 to 2004,the pollution status of heauy metals in Hongze Lake's bottom material was studyed and analyzed systematically,with LML and individual index evaluation method.

Investigation of the Ecological Environmental Problems and Research on Improving Measures in the Hongze Lake;

Health assessment index system of Hongze Lake wetland ecosystem;

Evaluation of the Wetland Ecosystems of the Hongze Lake Nature Reserve in Sihong Jiangsu Province;

Aquatic Macrophyte Status and Variation Characteristics in the Past 50 Years in Hongzehu Lake

There are identified 165 species of phytoplankton, 81 species of high plants, 91 species of zooplankton, 69 species of zoobenthos, 102 species of fish and 194 species of birds around the west side zone of Hongzehu lake.

The analysis on watery environmental quality and polluting load of main pollutants of Hongzehu Lake showed that water quality was in category 3～4, main pollution load TN, TP was in first and second position, which were 30 9% and 29 0%, that the lake was in typical over nutritious state.

Frequent flood hazards in the Huaihe river attracted more focus on the transitional zone of the Hongze lake wetland.

Hongze Lake wetland(HLW) is a typical ecotone in Huaihe River Valley.

Tourism resources and ecological exploitation in Hongze Lake wetland;

Aiming at the problems of lower survival ratio of willow on the embankment of Hongze Lake on where experiments of forestation of willow were conducted.