After the ecological protection and high quality development of the Yellow River basin became the national strategy,the new idea of river basin development with urban agglomeration as the main body was clarified.Promo...After the ecological protection and high quality development of the Yellow River basin became the national strategy,the new idea of river basin development with urban agglomeration as the main body was clarified.Promoting high-quality development of urban clusters in the Yellow River Basin is not only an important practice of the concept of harmonious coexistence between man and nature,but also conducive to exploring new paths of high-quality development that can be copied and popularized.In the process of promoting development,we should adhere to the principle of overall planning and differentiated development.On the basis of constantly improving cross-regional environmental administrative coordination,strengthening the radiation driving role of central cities,and establishing and improving the cross-regional ecological compensation mechanism,we should adopt different measures according to the requirements of ecological priority and green development,so as to form a new competitive advantage that is both unified and distinctive.展开更多
The identification of dominant driving factors for different ecosystem services(ESs)is crucial for ecological conservation and sustainable development.However,the spatial heterogeneity of the dominant driving factors ...The identification of dominant driving factors for different ecosystem services(ESs)is crucial for ecological conservation and sustainable development.However,the spatial heterogeneity of the dominant driving factors affecting various ESs has not been adequately elucidated,particularly in ecologically fragile regions.This study employed the integrated valuation of ESs and trade-offs(InVEST)model to evaluate four ESs,namely,water yield(WY),soil conservation(SC),habitat quality(HQ),and carbon storage(CS),and then to identify the dominant driving factors of spatiotemporal differentiation of ES and further to characterize the spatial heterogeneity characteristics of the dominant driving factors in the eco-fragile areas of the upper Yellow River,China from 2000 to 2020.The results demonstrated that WY exhibited northeast-high and northwest-low patterns in the upper Yellow River region,while high values of SC and CS were distributed in central forested areas and a high value of HQ was distributed in vast grassland areas.The CS,WY,and SC exhibited decreasing trends over time.The most critical factors affecting WY,SC,HQ,and CS were the actual evapotranspiration,precipitation,slope,and normalized difference vegetation index,respectively.In addition,the effects of different factors on various ESs exhibited spatial heterogeneity.These results could provide spatial decision support for eco-protection and rehabilitation in ecologically fragile areas.展开更多
文摘After the ecological protection and high quality development of the Yellow River basin became the national strategy,the new idea of river basin development with urban agglomeration as the main body was clarified.Promoting high-quality development of urban clusters in the Yellow River Basin is not only an important practice of the concept of harmonious coexistence between man and nature,but also conducive to exploring new paths of high-quality development that can be copied and popularized.In the process of promoting development,we should adhere to the principle of overall planning and differentiated development.On the basis of constantly improving cross-regional environmental administrative coordination,strengthening the radiation driving role of central cities,and establishing and improving the cross-regional ecological compensation mechanism,we should adopt different measures according to the requirements of ecological priority and green development,so as to form a new competitive advantage that is both unified and distinctive.
基金Under the auspices of National Natural Science Foundation of China (No.41977402,41977194)。
文摘The identification of dominant driving factors for different ecosystem services(ESs)is crucial for ecological conservation and sustainable development.However,the spatial heterogeneity of the dominant driving factors affecting various ESs has not been adequately elucidated,particularly in ecologically fragile regions.This study employed the integrated valuation of ESs and trade-offs(InVEST)model to evaluate four ESs,namely,water yield(WY),soil conservation(SC),habitat quality(HQ),and carbon storage(CS),and then to identify the dominant driving factors of spatiotemporal differentiation of ES and further to characterize the spatial heterogeneity characteristics of the dominant driving factors in the eco-fragile areas of the upper Yellow River,China from 2000 to 2020.The results demonstrated that WY exhibited northeast-high and northwest-low patterns in the upper Yellow River region,while high values of SC and CS were distributed in central forested areas and a high value of HQ was distributed in vast grassland areas.The CS,WY,and SC exhibited decreasing trends over time.The most critical factors affecting WY,SC,HQ,and CS were the actual evapotranspiration,precipitation,slope,and normalized difference vegetation index,respectively.In addition,the effects of different factors on various ESs exhibited spatial heterogeneity.These results could provide spatial decision support for eco-protection and rehabilitation in ecologically fragile areas.
