重庆湿地生态系统服务功能值评价与分析

Evaluation and Analysis of the Value of Wetland Ecosystem Service in Chongqing

本文旨在评估出重庆湿地生态系统服务功能的价值,为重庆湿地生态系统的管理、服务功能评价和生态补偿提供科学依据。通过蓄水调节、净化水质、大气调节、生物多样性保护、休闲游憩、教育科研等6个方面8个指标作为湿地生态系统服务评价指标体系。经评估,2013年重庆市湿地生态效益481.34亿元,占重庆市GDP总量的3.80%。蓄水调节价值为263.99亿元,净化水质价值53.90亿元,大气调节38.51亿元,生物多样性保护价值为4.58亿元,休闲游憩价值为109.25亿元,教育科研价值为11.11亿元。

The purpose of this paper is to evaluate the value of the wetland ecosystem service in Chongqing, then provide scientific basis for Chongqing wetland ecosystem management, evaluation of wetland ecosystem service and ecological compensation. Such six aspects as water adjustment, water purifica- tion, climate regulation, biodiversity protection, recreation, education, scientific research including eight indexes were selected for the evaluation of wetland ecosystem services. Through the assessment of them, the total wetland ecological benefit in Chonging was 48. 134 billion Yuan in 2013, which accounted for 3.80% of GDP in Chongqing. The value of wetland water adjustment was 26. 399 billion Yuan. In water purification, the worth reached 5.39 billion Yuan. The benefit of atmosphere regulation was equal to 3.851 billion Yuan. Biodiversity conservation value reached 458 million Yuan. The recreational value was 10. 925 billion Yuan and the value of education and scientific research was near 1.111 billion Yuan.