广东海丰鸟类省级自然保护区湿地生态系统服务价值评估

广东海丰鸟类省级自然保护区作为中国南部亚热带地区滨海湿地的典型代表,在物质生产、环境调节、人文社会等方面发挥重要服务价值.在全面分析海丰湿地现状基础上,运用市场价值法、实际调查法、成果参照法、影子工程法、造林成本法、碳税法、工业制氧法和替代成本法等生态经济价值评估方法,分类逐项地对海丰湿地生态系统服务价值及其构成进行系统评估.研究结果表明,2013年广东省海丰鸟类省级自然保护区湿地生态系统服务总价值为107.861×106元,单位面积价值为1.69元 ·m-2.在所评价的11项服务类型中,生物多样性维持价值最大,占总服务价值的44.67%.其后依次为休闲旅游价值、食物供给价值、气候调节价值、水质净化价值、养分累积价值、固碳价值、供水价值、科研教育价值、大气组分调节价值和原材料供给价值.

Servies Value Evaluation of Wetland Ecosystem in Guangdong Haifeng Avian Provincial Nature Reserve

Guangdong Haifeng Avian Provincial Nature Reserve is a typical representative of coastal wetlands in subtropical regions of southern China, and it plays an important role in material production, environmental regulation, humanistic society and so on. Based on the comprehensive analysis of the present situation of Haifeng wetlands, this paper used the ecological economic value assessment method, such as market value method, field survey method, benefit transfer method, shadow project method, afforestation cost method, carbon tax method, industrial oxygen generation method and replacement cost method, etc to classify the systematically evaluation of the value and composition of Haifeng wetland ecosystem services. The results showed that the total value of wetland ecosystem service in Guangdong Haifeng Avian Provincial Nature Reserve in 2013 was 107.861×106 RMB with an average value of 1.69 RMB/m2. The greatest among the indexes was biological diversity maintenance, accounting for 44.67% of the total value, and followed by recreation, food supply service,climate regulation, water purification, nutrient accumulation, carbon sequestration, water supply, scientific research, atmospheric constituent regulation and raw material supply.