Groundwater is an important water resource in Haihe River basin,North China.The number of aquifers that appear to be declining under conditions of groundwater overdraft is increasing.To effectively manage the water re...Groundwater is an important water resource in Haihe River basin,North China.The number of aquifers that appear to be declining under conditions of groundwater overdraft is increasing.To effectively manage the water resources,there is a strong scientific need to analyze the net use of this important water resource and to quantify the water rights allocation for improved understanding of the future water展开更多
This paper analyzed feasibility,mode,and significance of heritage corridor construction along the right bank of the Yalu River.It stated that the region along the right bank of the Yalu River conforms to characteristi...This paper analyzed feasibility,mode,and significance of heritage corridor construction along the right bank of the Yalu River.It stated that the region along the right bank of the Yalu River conforms to characteristics of heritage corridor and is suitable for heritage corridor theory.For Liaoning and Jilin provinces integrating their tourism into the One Belt and One Road strategy,and promoting harmonious use of regional tourist resources,vigorous development of tourism,and targeted poverty alleviation through tourism,the heritage corridor construction is of profound significance.展开更多
Nothing is like a river. It seems coming from nowhere, far back into antiquity. It is originated from drops of water and converged into a long stream that flows ceaselessly. It benefits the vast expanse of land and no...Nothing is like a river. It seems coming from nowhere, far back into antiquity. It is originated from drops of water and converged into a long stream that flows ceaselessly. It benefits the vast expanse of land and nourishes all the living on it. It stretches and undulates,展开更多
Agricultural water allocation system based on priority rights has caused regional conflicts and down-stream ecological degradation.It is the urgent need to introduce the concept of the initial water rights and estab-l...Agricultural water allocation system based on priority rights has caused regional conflicts and down-stream ecological degradation.It is the urgent need to introduce the concept of the initial water rights and estab-lish benefi ts compensation mechanism to resolve such problems.This paper takes the Shiyang River basin as an example to calculate the opportunity cost of 0.97×108 m3 of agricultural water encroached by the middle reach based on initial water right allocation system under which water is allocated in accordance with the ratio between agricultural population of two different regions concerning the downstream ecological reconstruction needs with Bio-economic model(BEM).The results suggest that the total economic loss of Minqin County for ecological reconstruction amounts to 2.57×108 yuan,of which 1.68×108 yuan is ecological compensation,representing the economic loss Minqin suffered for ecological reconstruction which should burden benefi cial groups of ecological reconstruction and 0.89×108 yuan is the economic loss Minqin suffered due to Liangzhou's encroachment behavior which should be compensated by Liangzhou.展开更多
Public willingness to pay (WTP) for urban rivers restoration was investigated in Shanghai,Nanjing and Hangzhou in China with a sample of 1,285.The factors influencing positive WTP against zero WTP are analyzed using a...Public willingness to pay (WTP) for urban rivers restoration was investigated in Shanghai,Nanjing and Hangzhou in China with a sample of 1,285.The factors influencing positive WTP against zero WTP are analyzed using a binary logit model.The results indicate that income,Huji (residential registration) status,household size,home property ownership,riverfront access,and attitudes toward current water quality are statistically significant in the likelihood of positive WTP.It is also found that respondents without local Huji are less willingness to pay positively in pooled sample and Shanghai sample.In the group holding property right of house but without local Huji is less willingness to pay positively in Hangzhou.Respondents in Nanjing are more willingness to pay positively than those in Hangzhou.Most common arguments against to pay for the restoration are "government's duty","low income","non-local-Huji" and "lack of trust in the government in how it spends money" .The results are generally consistent with the hypothesis and specific situations in China.The findings make some contributions to the non-market valuation studies as well as provide useful information for public policy making in China.展开更多
以2000-2021年Web of Science 3大引文数据库和中国知网收录的524篇流域初始水权分配研究文献为基础,利用Citespace软件对文献的作者研究机构与团队、关键词进行了可视化分析,并综述了流域初始水权分配方法的研究进展。结果表明:流域初...以2000-2021年Web of Science 3大引文数据库和中国知网收录的524篇流域初始水权分配研究文献为基础,利用Citespace软件对文献的作者研究机构与团队、关键词进行了可视化分析,并综述了流域初始水权分配方法的研究进展。结果表明:流域初始水权分配实质上是将流域多年平均水资源量(或某一水文频率下的天然径流量)作为流域用水总量控制指标,按照“流域区域行业”水权科层制分配模式,分配给流域内所辖各行政区及行业,以推进区域均衡协调发展与产业结构优化升级;在流域初始水权分配过程中,主要依据流域所辖各行政区的经济社会特征,统筹体现社会公平、经济效益、生态保护、风险控制等多维目标,明确水权分配原则,设计水权分配指标体系,建立基于分配模式的初始水权分配模型。指出今后亟须深入贯彻落实“以水定产”绿色发展理念,强化水资源刚性约束与双控行动,探索流域初始水权与产业结构优化适配模式。展开更多
文摘Groundwater is an important water resource in Haihe River basin,North China.The number of aquifers that appear to be declining under conditions of groundwater overdraft is increasing.To effectively manage the water resources,there is a strong scientific need to analyze the net use of this important water resource and to quantify the water rights allocation for improved understanding of the future water
文摘This paper analyzed feasibility,mode,and significance of heritage corridor construction along the right bank of the Yalu River.It stated that the region along the right bank of the Yalu River conforms to characteristics of heritage corridor and is suitable for heritage corridor theory.For Liaoning and Jilin provinces integrating their tourism into the One Belt and One Road strategy,and promoting harmonious use of regional tourist resources,vigorous development of tourism,and targeted poverty alleviation through tourism,the heritage corridor construction is of profound significance.
文摘Nothing is like a river. It seems coming from nowhere, far back into antiquity. It is originated from drops of water and converged into a long stream that flows ceaselessly. It benefits the vast expanse of land and nourishes all the living on it. It stretches and undulates,
基金supported by the "100 Talents Pro-gramme" of Chinese Academy of Sciences.
文摘Agricultural water allocation system based on priority rights has caused regional conflicts and down-stream ecological degradation.It is the urgent need to introduce the concept of the initial water rights and estab-lish benefi ts compensation mechanism to resolve such problems.This paper takes the Shiyang River basin as an example to calculate the opportunity cost of 0.97×108 m3 of agricultural water encroached by the middle reach based on initial water right allocation system under which water is allocated in accordance with the ratio between agricultural population of two different regions concerning the downstream ecological reconstruction needs with Bio-economic model(BEM).The results suggest that the total economic loss of Minqin County for ecological reconstruction amounts to 2.57×108 yuan,of which 1.68×108 yuan is ecological compensation,representing the economic loss Minqin suffered for ecological reconstruction which should burden benefi cial groups of ecological reconstruction and 0.89×108 yuan is the economic loss Minqin suffered due to Liangzhou's encroachment behavior which should be compensated by Liangzhou.
基金supported by National Natural Science Foundation of China (Grant No.40901291)Innovation Program of Shanghai Municipal Education Commission (Grant No. 13YZ053)National Social Science Key Project Foundation of China (Grant No. 11&ZD003)
文摘Public willingness to pay (WTP) for urban rivers restoration was investigated in Shanghai,Nanjing and Hangzhou in China with a sample of 1,285.The factors influencing positive WTP against zero WTP are analyzed using a binary logit model.The results indicate that income,Huji (residential registration) status,household size,home property ownership,riverfront access,and attitudes toward current water quality are statistically significant in the likelihood of positive WTP.It is also found that respondents without local Huji are less willingness to pay positively in pooled sample and Shanghai sample.In the group holding property right of house but without local Huji is less willingness to pay positively in Hangzhou.Respondents in Nanjing are more willingness to pay positively than those in Hangzhou.Most common arguments against to pay for the restoration are "government's duty","low income","non-local-Huji" and "lack of trust in the government in how it spends money" .The results are generally consistent with the hypothesis and specific situations in China.The findings make some contributions to the non-market valuation studies as well as provide useful information for public policy making in China.
文摘以2000-2021年Web of Science 3大引文数据库和中国知网收录的524篇流域初始水权分配研究文献为基础,利用Citespace软件对文献的作者研究机构与团队、关键词进行了可视化分析,并综述了流域初始水权分配方法的研究进展。结果表明:流域初始水权分配实质上是将流域多年平均水资源量(或某一水文频率下的天然径流量)作为流域用水总量控制指标,按照“流域区域行业”水权科层制分配模式,分配给流域内所辖各行政区及行业,以推进区域均衡协调发展与产业结构优化升级;在流域初始水权分配过程中,主要依据流域所辖各行政区的经济社会特征,统筹体现社会公平、经济效益、生态保护、风险控制等多维目标,明确水权分配原则,设计水权分配指标体系,建立基于分配模式的初始水权分配模型。指出今后亟须深入贯彻落实“以水定产”绿色发展理念,强化水资源刚性约束与双控行动,探索流域初始水权与产业结构优化适配模式。
