Regional development strategies that align with urban characteristics and the sci-entific allocation of construction land indicators can effectively guide the high-quality coordi-nated development of urban agglomerati...Regional development strategies that align with urban characteristics and the sci-entific allocation of construction land indicators can effectively guide the high-quality coordi-nated development of urban agglomerations.However,the issue of whether urbanization matches the development strategy has always lacked an in-depth response in geography.Moreover,along with the urbanization process,the land limitation for agricultural and eco-logical spaces becomes increasingly strict,and the availability of construction land indicators is increasingly constrained.The construction land allocation is thus critical for the distribution of regional resources and the development goals of urban agglomeration.Based on the prin-ciples of development geography and the core-periphery theory,this study comprehensively considered three subsystems of urbanization(population,economy,and land)and the spatial link intensity among cities within a certain region to analyze the impacts of"siphon"and"ra-diation"effects on regional development,and assessed whether China's two major regional urbanization strategies aligned the comprehensive development characteristics.Furthermore,the quantitative construction land allocation in Beijing-Tianjin-Hebei(BTH)and Yangtze River Delta(YRD)urban agglomerations was completed.The results showed that the urban com-prehensive level index(UCL)in core cities(Beijing and Tianjin)and peripheral cities differed significantly in BTH,demonstrating a clear core-periphery structure.Along with urbanization,the"siphon"effect in BTH was weakening.Beijing's urban primacy decreased and the growth rate of UCL decreased from 53.89%in the first five years to 18.37%in the last five years during the study period(2020-2019).In contrast,the"radiation"effect in YRD was more ob-vious,exhibiting a development pattern driven by multiple growth poles.Temporally,the BTH indicated a coordinated development trend,while the integration level of YRD continued to strengthen.Compared to the top-down construction land allocated by the government,the results of quantitative allocation in this study reduced volatility.This study confirms the scientific basis of the coordinated development for BTH and the integrated regional development strategy for YRD from the perspective of development geography.It also provides a practical reference fortheconstructionland allocation.展开更多
A low-carbon lifestyle presents new opportunities for sustainable urban development.While previous studies have verified the impact of the built environment and socioeconomic status(SES)on low-carbon lifestyles,they h...A low-carbon lifestyle presents new opportunities for sustainable urban development.While previous studies have verified the impact of the built environment and socioeconomic status(SES)on low-carbon lifestyles,they have primarily focused on direct effects.At present,there is still a lack of analysis on the interaction effects on low-carbon lifestyles,and limited attention has been given to the peer effect in low-carbon lifestyles,especially in the context of residential differentiation.Therefore,we take Zhengzhou city as the case area and first calculate the low-carbon lifestyle of 1485 families from three dimensions:low-carbon action(A),low-carbon interest(I)and low-carbon opinion(O).We then analyze the direct and interactive impacts of the built environment and SES on low-carbon lifestyles and explore the peer effect.Our findings indicate that families with higher SES have higher levels of low-carbon interest and low-carbon opinion,but relatively low levels of low-carbon action.This suggests an interest-action bias in the low-carbon lifestyles of high-SES families.POI density,road network density and accessibility positively affect low-carbon lifestyles—that is,residents living in areas with well-developed infrastructure and convenient transportation tend to be green in their daily behavior.The peer effect influences low-carbon action,interest,and opinion by 54.6%,34.9%,and 16%,respectively,indicating that the peer effect is most evident in low-carbon action.That is,the peer effect is more obvious in low-carbon action.In addition,the built environment affects the low-carbon lifestyles of different SES groups.Land-use mix positively increases low-carbon action and low-carbon interest among high-SES groups but reduces low-carbon opinion.Road network density positively affects the low-carbon action of high-SES groups and the low-carbon interest and low-carbon opinion of low-SES groups.This study explores low-carbon lifestyles from a situational perspective,providing a practical basis for policies aimed at accelerating a transition to sustainable living.展开更多
基金National Natural Science Foundation of China,No.42071415Xinyang Academy of Ecological Research Open Foundation,No.2023XYMS01Central Plains Youth Top Talent Project。
文摘Regional development strategies that align with urban characteristics and the sci-entific allocation of construction land indicators can effectively guide the high-quality coordi-nated development of urban agglomerations.However,the issue of whether urbanization matches the development strategy has always lacked an in-depth response in geography.Moreover,along with the urbanization process,the land limitation for agricultural and eco-logical spaces becomes increasingly strict,and the availability of construction land indicators is increasingly constrained.The construction land allocation is thus critical for the distribution of regional resources and the development goals of urban agglomeration.Based on the prin-ciples of development geography and the core-periphery theory,this study comprehensively considered three subsystems of urbanization(population,economy,and land)and the spatial link intensity among cities within a certain region to analyze the impacts of"siphon"and"ra-diation"effects on regional development,and assessed whether China's two major regional urbanization strategies aligned the comprehensive development characteristics.Furthermore,the quantitative construction land allocation in Beijing-Tianjin-Hebei(BTH)and Yangtze River Delta(YRD)urban agglomerations was completed.The results showed that the urban com-prehensive level index(UCL)in core cities(Beijing and Tianjin)and peripheral cities differed significantly in BTH,demonstrating a clear core-periphery structure.Along with urbanization,the"siphon"effect in BTH was weakening.Beijing's urban primacy decreased and the growth rate of UCL decreased from 53.89%in the first five years to 18.37%in the last five years during the study period(2020-2019).In contrast,the"radiation"effect in YRD was more ob-vious,exhibiting a development pattern driven by multiple growth poles.Temporally,the BTH indicated a coordinated development trend,while the integration level of YRD continued to strengthen.Compared to the top-down construction land allocated by the government,the results of quantitative allocation in this study reduced volatility.This study confirms the scientific basis of the coordinated development for BTH and the integrated regional development strategy for YRD from the perspective of development geography.It also provides a practical reference fortheconstructionland allocation.
基金National Natural Science Foundation of China,No.42171295,No.42401380Outstanding Youth Science Fund of Henan Province,No.242300421144+1 种基金The Postgraduate Cultivating Innovation and Quality Improvement Action Plan of Henan University,No.SYLYC2022013Henan Science and Technology Innovation Talent Project,No.24HASTIT050。
文摘A low-carbon lifestyle presents new opportunities for sustainable urban development.While previous studies have verified the impact of the built environment and socioeconomic status(SES)on low-carbon lifestyles,they have primarily focused on direct effects.At present,there is still a lack of analysis on the interaction effects on low-carbon lifestyles,and limited attention has been given to the peer effect in low-carbon lifestyles,especially in the context of residential differentiation.Therefore,we take Zhengzhou city as the case area and first calculate the low-carbon lifestyle of 1485 families from three dimensions:low-carbon action(A),low-carbon interest(I)and low-carbon opinion(O).We then analyze the direct and interactive impacts of the built environment and SES on low-carbon lifestyles and explore the peer effect.Our findings indicate that families with higher SES have higher levels of low-carbon interest and low-carbon opinion,but relatively low levels of low-carbon action.This suggests an interest-action bias in the low-carbon lifestyles of high-SES families.POI density,road network density and accessibility positively affect low-carbon lifestyles—that is,residents living in areas with well-developed infrastructure and convenient transportation tend to be green in their daily behavior.The peer effect influences low-carbon action,interest,and opinion by 54.6%,34.9%,and 16%,respectively,indicating that the peer effect is most evident in low-carbon action.That is,the peer effect is more obvious in low-carbon action.In addition,the built environment affects the low-carbon lifestyles of different SES groups.Land-use mix positively increases low-carbon action and low-carbon interest among high-SES groups but reduces low-carbon opinion.Road network density positively affects the low-carbon action of high-SES groups and the low-carbon interest and low-carbon opinion of low-SES groups.This study explores low-carbon lifestyles from a situational perspective,providing a practical basis for policies aimed at accelerating a transition to sustainable living.
