Chapter 1 Basic ecology 1.1 History of ecology 1.2 Ecosystem Chapter 2 Ecological engineering 2.1 History of ecological engineering 2.2 Basic concepts of ecological engineering 2.3 Design of ecological engineering Chapter 3 Water environment and water quality control 3.1 Natural cycle of water 3.2 Water resources 3.3 Water quality and standards 3.4 Water pollution and environmental capacity 3.5 Drinking water treatment engineering 3.6 Conventional wastewater treatment engineering Chapter 4 Wetland treatment system 4.1 Concepts of wetlands 4.2 Applications of wetlands 4.3 Natural wetlands for wastewater treatment 4.4 Constructed wetlands for wastewater treatment 4.5 Wetland plants Chapter 5 Stabilization ponds 5.1 Concepts of stabilization ponds 5.2 Aerobic ponds and aerated ponds 5.3 Facultative ponds 5.4 Anaerobic ponds 5.5 Design parameters for stabilization ponds Chapter 6 Land treatment systems 6.1 Land treatment techniques 6.2 Slow fi ltration system 6.3 Rapid infi ltration system 6.4 Overland fl ow system Chapter 7 Case studies 7.1 Changqiao Stream Eco-Park 7.2 Dongyang Riverside Wetland Park 7.3 Putou Village 7.4 Font Hill Wetlands Park 7.5 Yanyu Community 7.6 Shijiuyang Ecological Wetland 7.7 Westpark 7.8 The geWOONboot fl oating vertical fl ow wetlands 7.9 Wenhui Lake References