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湿地生态系统服务的全面经济评估:来自尼泊尔贾加迪什布尔拉姆萨尔湿地的证据

A Total Economic Valuation of Wetland Ecosystem Services: An Evidence from Jagadishpur Ramsar Site, Nepal.

作者信息

Baral Sony, Basnyat Bijendra, Khanal Rajendra, Gauli Kalyan

机构信息

International Union for Conservation of Nature, Kathmandu, Nepal.

Institute of Forestry, Pokhara, Nepal.

出版信息

ScientificWorldJournal. 2016;2016:2605609. doi: 10.1155/2016/2605609. Epub 2016 Oct 17.

Abstract

Wetlands are the most productive ecosystem and provide wide arrays of wetland ecosystems (goods and services) to the local communities in particular and global communities in general. However, management of the wetland often does not remain priority and recognized as the unproductive waste land mainly due to poor realization of the economic value of the wetlands. Taking this into account, the study estimated the total economic value of the Jagadishpur Reservoir taking into account direct, indirect, and nonuse value. The study prioritized six major values of the reservoir which include wetland goods consumption, tourism, irrigation, carbon sequestration, biodiversity conservation, and conservation for future use (existence and option value). The study used market and nonmarket based valuation techniques to estimate total economic value of the reservoir. Household survey, focus group discussions, and interaction with the tourism entrepreneurs and district stakeholders were carried out to collect information. The study estimated the total annual economic value of the reservoir as NRs 94.5 million, where option/existence value remains main contributor followed by direct use value such as wetland goods and tourism and indirect use value, for example, carbon sequestration, biodiversity conservation, and irrigation. The study reveals that the local communities gave high importance to the future use value and are willing to make investment for conservation and restoration of reservoir given its conservation significance.

摘要

湿地是生产力最高的生态系统,为当地社区乃至全球社区提供了各种各样的湿地生态系统服务(产品和服务)。然而,湿地管理往往并非首要任务,常被视为无生产力的荒地,主要原因是对湿地经济价值的认识不足。考虑到这一点,该研究在考虑直接、间接和非使用价值的基础上,估算了贾加迪什布尔水库的总经济价值。该研究确定了水库的六大主要价值,包括湿地产品消费、旅游、灌溉、碳固存、生物多样性保护以及未来使用保护(存在价值和选择价值)。该研究采用基于市场和非市场的估值技术来估算水库的总经济价值。通过开展家庭调查、焦点小组讨论以及与旅游企业家和地区利益相关者进行交流来收集信息。该研究估算出该水库的年总经济价值为9450万尼泊尔卢比,其中选择/存在价值是主要贡献者,其次是直接使用价值,如湿地产品和旅游,以及间接使用价值,例如碳固存、生物多样性保护和灌溉。研究表明,鉴于水库的保护意义,当地社区高度重视其未来使用价值,并愿意为水库的保护和恢复进行投资。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6f78/5086496/2ed62af5d556/TSWJ2016-2605609.001.jpg

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