Abstract:The ecosystem health of wetland is a newly emerged concept, which refers to the state of a wetland having no impairment to the processes of material cycling and energy flow inside the studied ecosystem. When wetland is identified as a healthy ecosystem, this wetland ecosystem remains resistant or resilient to the long-term and unexpected disturbance caused by natural or human activities and shows diversity, complexity and robustness, because the critical ecological components of the ecosystem are well prese...