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Submerged aquatic vegetation (SAV) is a potent water-purifying agent enhancing integrity of lake ecosystems. Therefore, mapping the distribution of SAV in lakes is very important for managing the water quality and serves to conservation purposes. Current method for mapping SAV, i.e. collecting plant samples from shore, is not applicable to mapping wide areas. Here we report the novel method for mapping...
Beidagang wetland is an important infrastructure of Tianjin, possessing a variety of ecological environment and social service functions. However, Beidagang wetland ecosystem has been seriously degraded and its wetland functions have also been weakened under the influence of various factors. Research on the dynamic change characteristics of Beidagang wetland is of great significance to ameliorate...
Getting an objective, scientific and general ecosystem health assessment is the precondition and foundation of watershed management. This paper reviewed the concept and content of the NWA assessment system (natural constraint factor-watershed health indicator factor-anthropogenic disturbance factor" assessment system), and selected twelve indicators and constructed the model based on the character...
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