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Economic specialisation and complementarity dynamics in polycentric urban regions: A case study of the Rabat-Salé-Kénitra region, Morocco 多中心城市区域的经济专业化和互补性动态:摩洛哥拉巴特-萨尔萨姆-克萨姆尼特拉地区的案例研究
IF 5 2区 社会学 Q1 URBAN STUDIES Pub Date : 2025-04-30 DOI: 10.1016/j.jum.2025.03.009
Maryam Mazouz , Mohamed Mastere , Danielle Nel-Sanders , Ghizlane Chaoui , Anas Allouche
Polycentric urban regions worldwide face the challenge of fully harnessing the potential of their cities. Lack of complementarity among cities in these regions can lead to competition, duplicated efforts, and missed opportunities for coordinated and sustainable development. This study examines economic complementarity in the Rabat-Salé-Kénitra (RSK) region, Morocco, by analyzing the economic specialisation of its urban centres in relation to the industrial sector. Using correspondence analysis, changes in complementarity between 2013 and 2018 were assessed, revealing a 52.94 ​% increase in the complementarity ratio and a trend toward economic specialisation in four of the seven studied urban centres. Further analysis of economic sectors, based on changes in the coefficient of variance of location quotient values, showed that three out of five sectors experienced increased variance over the study period. This suggests a shift toward economic specialisation and, consequently, greater complementarity, aligning with correspondence analysis findings. However, the comparison between industrial growth and regional development planning goals revealed a misalignment, as only three out of nine industrial growth objectives were met. Further investigation is needed to better understand this disconnect. This study highlights the need for a balanced spatial strategy that aligns regional diversification with local specialisation. It also offers valuable insights for policymakers to foster mutual benefits among RSK centres, identify target industries for growth, maximize economic externalities, and foster overall regional development.
世界各地的多中心城市区域面临着充分利用其城市潜力的挑战。这些地区的城市之间缺乏互补性,可能导致竞争、重复努力,从而错失协调和可持续发展的机遇。本研究通过分析摩洛哥拉巴特-萨尔萨姆-克萨姆尼特拉(RSK)地区各城市中心相对于工业部门的经济专门化情况,审查了该地区的经济互补性。利用对应分析,评估了2013年至2018年之间互补性的变化,结果显示,在研究的7个城市中心中,有4个城市的互补性比率增加了52.94%,并出现了经济专业化的趋势。基于区位商值方差系数的变化,对经济部门的进一步分析表明,在研究期间,五个部门中有三个部门的方差增加了。这表明一种向经济专门化的转变,并因此产生更大的互补性,与对应分析的发现相一致。然而,工业增长与区域发展规划目标之间的比较显示出不一致,因为9个工业增长目标中只有3个实现了。需要进一步的调查来更好地理解这种脱节。这项研究强调需要一个平衡的空间战略,使区域多样化与地方专业化保持一致。它还为政策制定者提供了宝贵的见解,以促进RSK中心之间的互利,确定增长的目标行业,最大化经济外部性,并促进整体区域发展。
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引用次数: 0
Prediction of the effect of bike-sharing on urban carbon emission reduction: Evidence from Beijing 共享单车对城市碳减排效果的预测:来自北京的证据
IF 5 2区 社会学 Q1 URBAN STUDIES Pub Date : 2025-04-29 DOI: 10.1016/j.jum.2025.03.005
Hui Zhao , Zhong Wang , Jiaming Luo , Fangru Hu
Bike-sharing is regarded as a green and economical public transport mode. However, how to scientifically predict its carbon emission reduction effect is still on the way. This article builds an assessment model for emission reduction of bike-sharing. The modeling is based on the rational person hypothesis that consumers take transportation consumption expenditure as a budget constraint, and get the optimal number of trips of shared bikes for utility maximization. Then, we take Beijing as an example to carry out empirical research, whereby data on key influencing factors were collected through questionnaires and situational analysis. Finally, it is predicted that the carbon emission reduction contributed by bike-sharing in Beijing will be approximately 522,540.32–1,135,957.21 tons in 2025–2030. This study can provide a benchmark theoretical model for urban emission reduction, as well as a reference for public transport policy and environmental policy formulation.
共享单车被认为是一种绿色经济的公共交通方式。然而,如何科学地预测其碳减排效果仍有待研究。本文构建了共享单车减排的评估模型。该模型基于理性人假设,即消费者以交通消费支出作为预算约束,获取共享单车的最优出行次数以实现效用最大化。然后,以北京市为例进行实证研究,通过问卷调查和情境分析的方式收集关键影响因素的数据。最后,预测2025-2030年北京市共享单车贡献的碳减排量约为522,540.32-1,135,957.21吨。本研究可为城市减排提供基准理论模型,也可为公共交通政策和环境政策的制定提供参考。
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引用次数: 0
Identifying functional agglomerations and urban centers using open-source data and machine learning: Framework, applications and planning implications 使用开源数据和机器学习识别功能聚集和城市中心:框架、应用和规划含义
IF 5 2区 社会学 Q1 URBAN STUDIES Pub Date : 2025-04-29 DOI: 10.1016/j.jum.2025.04.004
Pengyu Zhu , Jianqi Li , Zining Wang
Metropolitan polycentricity is a topic that has been extensively studied. Traditional approaches to identifying urban centers have relied on high-resolution survey data, which is limited in many regions. More recent studies utilizing open-access point of interest (POI) data have primarily focused on POI density, often overlooking functional diversity and interactions. This paper introduces a theoretical framework for identifying distinct urban functional agglomerations and centers using open-source POI data. Considering both density and the combination of urban functions, it advances beyond previous density-centered methodologies by revealing multifunction features. Applying k-means clustering to Guangzhou, this study identifies 63 agglomerations and 11 centers, consistent with the city's Urban Development Plan (2018–2035). The results reveal the multifunctional nature of concentrations across multiple scales. The findings offer policy insights for improving land use, facility investment, and transportation planning. The proposed analytical framework can be readily applied to cities or countries with available open-source POI data.
都市多中心是一个被广泛研究的话题。确定城市中心的传统方法依赖于高分辨率的调查数据,这在许多地区都是有限的。最近利用开放访问兴趣点(POI)数据的研究主要集中在POI密度上,往往忽略了功能多样性和相互作用。本文介绍了一个利用开源POI数据识别不同城市功能集群和中心的理论框架。考虑到密度和城市功能的组合,它超越了以前以密度为中心的方法,揭示了多功能的特征。采用k-means聚类方法,确定了符合广州市城市发展规划(2018-2035)的63个集聚区和11个中心区。结果揭示了浓度在多个尺度上的多功能性质。研究结果为改善土地利用、设施投资和交通规划提供了政策见解。建议的分析框架可以很容易地应用于具有可用的开源POI数据的城市或国家。
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引用次数: 0
Building a flood vulnerability index for urban resilience: Insights from Kelowna, British Columbia 建立城市抗灾能力的洪水脆弱性指数:来自不列颠哥伦比亚省基洛纳的见解
IF 5 2区 社会学 Q1 URBAN STUDIES Pub Date : 2025-04-25 DOI: 10.1016/j.jum.2025.04.002
Manjot Kaur , Sheikh Sultana , Sadia Ishaq , Sana Saleem , Kh Md Nahiduzzaman , Kasun Hewage , Rehan Sadiq
Frequent extreme weather events such as floods result in unprecedented casualties along with economic losses in cities. A thorough understanding of the vulnerability and potential risks influences the nature of preparation needed to make the cities resilient which enhances their ability to withstand any future flood events. Assessing flood vulnerability, therefore, is critical for any city authority to choose the right actions on adaptation and mitigation fronts in order to enhance its resilience. This stems from the need to create a localized flood vulnerability index (LOFVI) specific to cities. In this paper, we attempted to create a LOFVI accounting twenty-four physical, social, economic, and environmental vulnerability indicators (VIs) in the City of Kelowna (COK). COK experienced a number of major floods in the recent past while it is at risk of facing future similar and extreme events. LOFVI was designed at COK's neighborhood scale. The result suggests that it scores 44 ​%, which is understood to be a moderate vulnerability. Specifically, it scores “low” in social and environment vulnerability criteria, indexing 21 ​% and 39 ​% respectively. While physical, and economic dimensions score “moderate” with 56 ​%, and 50 ​% vulnerability indices respectively. The individual scores suggest the city needs to improve specific to the areas (VIs) notably, floodplains map, waterfront community, urban forest coverage area and flood insurance within the physical and economic dimensions. The proposed methodology is adaptive and capable of capturing the trajectory of vulnerability dynamics in any cities where flood is a recurrent threat. The vulnerability scores are going to potentially provide consolidated directives on how to keep the communities resilient against natural hazards. The proposed approach is equally adaptable for the assessment of flood vulnerability across other cities across Canada.
洪水等极端天气事件频发,造成前所未有的人员伤亡和城市经济损失。对脆弱性和潜在风险的透彻理解会影响城市韧性所需准备工作的性质,从而增强城市抵御未来任何洪水事件的能力。因此,评估洪水脆弱性对于任何城市当局在适应和缓解方面选择正确的行动以增强其抵御能力至关重要。这源于需要创建针对城市的局部洪水脆弱性指数(LOFVI)。在本文中,我们试图在基洛纳市(COK)创建一个包含24个物理、社会、经济和环境脆弱性指标(VIs)的LOFVI。近期,科克群岛经历了多次大洪水,未来也面临类似和极端事件的风险。LOFVI是按照COK的邻里尺度设计的。结果表明,它的得分为44%,这被认为是一个中等的漏洞。具体来说,它在社会和环境脆弱性标准中得分“低”,分别为21%和39%。而物理和经济维度的脆弱性指数分别为56%和50%,得分为“中等”。个体得分表明,城市需要在物理和经济维度上改善具体的区域(VIs),特别是洪泛区地图,滨水社区,城市森林覆盖面积和洪水保险。所提出的方法具有适应性,能够捕捉任何城市的脆弱性动态轨迹,其中洪水是一个经常性的威胁。脆弱性评分可能会为如何保持社区抵御自然灾害的能力提供统一的指导。所提出的方法同样适用于评估加拿大其他城市的洪水脆弱性。
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引用次数: 0
Volumetric urban sprawl: Horizontal and vertical growth in two metropolitans 容积式城市扩张:两个大都市的水平和垂直增长
IF 5 2区 社会学 Q1 URBAN STUDIES Pub Date : 2025-04-25 DOI: 10.1016/j.jum.2025.03.006
Ali Soltani , Parviz Azizi , Aliasghar Rahimioun , Mohammad Sedaghatfard
The escalating complexities of rapid urbanization necessitate a paradigm shift in urban form evaluation, moving beyond traditional horizontal analyses to incorporate the crucial dimension of vertical growth. This study pioneers a volumetric approach, integrating 3D and 2D spatial analyses, to dissect compactness, sprawl, and their underlying drivers across two contrasting metropolitan regions: the Tehran Metropolitan Region (TMR) and the Greater Sydney Region (GSR) over a 40-year period (1980s–2020s). Our findings reveal a striking dichotomy: TMR exhibits pronounced ‘vertical sprawl,’ characterized by the haphazard proliferation of high-rises in peripheral areas like Karaj, coupled with a dramatic 43 ​% decline in volumetric efficiency and a tripling of built-up area, signifying uncoordinated expansion. Conversely, GSR demonstrates ‘strategic polycentric verticality,’ effectively balancing a 40 ​% horizontal growth with the development of clustered, high-density hubs, such as Parramatta, resulting in stable volumetric density. Employing the Weighted Urban Proliferation (WUP) metric and the Inverse S-Curve Model, we quantify the profound impact of policy frameworks: TMR's regulatory voids fuel inefficient 3D sprawl, evidenced by a 203 ​% increase in WUP vertical sprawl, while GSR's integrated planning fosters resource-efficient growth. This research underscores the indispensable role of multidimensional urban form assessments in guiding sustainable urban development. By bridging the contextual gap between developing and developed cities, this study delivers a universally applicable framework for policymakers to harmonize vertical densification with infrastructure, equity, and environmental sustainability, crucial in an era of intensifying vertical urban expansion.
快速城市化的复杂性不断升级,需要在城市形态评价方面进行范式转变,超越传统的横向分析,纳入垂直增长的关键维度。本研究开创了一种体积方法,整合了3D和2D空间分析,在40年(20世纪80年代至20世纪20年代)期间,剖析了德黑兰大都市区(TMR)和大悉尼地区(GSR)两个截然不同的大都市区的紧凑性、扩张性及其潜在驱动因素。我们的研究结果揭示了一个惊人的二分法:TMR表现出明显的“垂直扩张”,其特点是卡拉杰等周边地区的高层建筑随意扩散,同时体积效率急剧下降43%,建筑面积增加三倍,这表明不协调的扩张。相反,GSR展示了“战略性多中心垂直性”,有效地平衡了40%的水平增长与集群、高密度枢纽(如Parramatta)的发展,从而实现了稳定的体积密度。采用加权城市扩散(WUP)指标和逆s曲线模型,我们量化了政策框架的深远影响:TMR的监管空白助长了低效的3D扩张,WUP垂直扩张增加了203%,而GSR的综合规划促进了资源高效增长。本研究强调了多维城市形态评估在指导城市可持续发展中不可或缺的作用。通过弥合发展中城市和发达城市之间的背景差距,本研究为政策制定者提供了一个普遍适用的框架,以协调垂直密度与基础设施、公平和环境可持续性之间的关系,这在城市垂直扩张加剧的时代至关重要。
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引用次数: 0
Comparing the social-economic externalities from perspective of private and public industrial parks: Case study of Eastern Industrial Park and Bole Lemi Industrial Park, Ethiopia 公私工业园区的社会经济外部性比较——以埃塞俄比亚东部工业园区和伯乐莱米工业园区为例
IF 5 2区 社会学 Q1 URBAN STUDIES Pub Date : 2025-04-25 DOI: 10.1016/j.jum.2025.03.008
Han Gao, Xingping Wang
This study examines the socio-economic externalities of two representative industrial parks(IPs) in Ethiopia: the privately-owned Eastern Industrial Park (EIP) and the state-owned Bole Lemi Industrial Park (BLI),especially on their distinct social and economic impacts. This study adopts a qualitative research method based on the results of semi-structured interviews with 17 key informants, including park managers and entrepreneurs, officials from government departments related to IPs, and data from relevant government work reports, KIs, and internet sources. Both IPs have significantly contributed to urbanization, spurred the growth of local economic sectors, facilitated labor shifts from agriculture to non-agricultural activities, and attracted regional labor migration. However, they have also exacerbated land speculation, displacement, and unequal economic relations with local communities. EIP outperforms BLI in fostering forward linkages, investing in infrastructure, and engaging with local governance, partially validating Ethiopia's place-based industrial park strategy. Nonetheless, weaknesses in stakeholder collaboration and integration with urban planning have amplified negative externalities. While EIP employs informal negotiation mechanisms to address institutional gaps, this flexible approach remains an imperfect substitute for formal governance structures. The study highlights the need for enhanced mechanisms to strengthen stakeholder collaboration, align IPs with urban development strategies, and mitigate socio-economic inequalities arising from their operations. These findings provide critical insights for improving Ethiopia's industrial park model and offer lessons for similar initiatives in developing economies.
本研究考察了埃塞俄比亚两个具有代表性的工业园区(ip):私营的东部工业园区(EIP)和国有的博勒莱米工业园区(BLI)的社会经济外部性,特别是它们独特的社会和经济影响。本研究采用定性研究方法,基于对园区管理者和企业家、与知识产权相关的政府部门官员等17名关键线人的半结构化访谈结果,以及相关政府工作报告、KIs和网络资源的数据。这两个项目都对城市化做出了重要贡献,促进了当地经济部门的发展,促进了劳动力从农业向非农活动的转移,并吸引了区域劳动力迁移。然而,它们也加剧了土地投机、流离失所以及与当地社区的不平等经济关系。EIP在促进前瞻性联系、投资基础设施和参与地方治理方面优于BLI,部分验证了埃塞俄比亚基于地方的工业园区战略。尽管如此,利益相关者的合作和与城市规划的整合方面的弱点放大了负面外部性。虽然EIP采用非正式谈判机制来解决制度差距,但这种灵活的方法仍然是正式治理结构的不完美替代品。该研究强调需要加强机制,以加强利益攸关方的合作,使知识产权与城市发展战略保持一致,并减轻其运营造成的社会经济不平等。这些发现为改善埃塞俄比亚的工业园区模式提供了重要见解,并为发展中经济体的类似举措提供了经验教训。
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引用次数: 0
Incorporating visual attention measures to reveal homeowners’ preferences for environmentally friendly urban landscapes 结合视觉关注措施,揭示业主对环境友好型城市景观的偏好
IF 5 2区 社会学 Q1 URBAN STUDIES Pub Date : 2025-04-25 DOI: 10.1016/j.jum.2025.03.007
Xumin Zhang , Hayk Khachatryan
Sustainable urban planning practices can help reduce the urban heat island effect, promote green roofs and walls, and encourage the preservation of natural habitats within urban areas. Cities can enhance their resilience to climate change and create healthier, more attractive living spaces for their inhabitants. Resource-efficient or environmentally friendly urban landscapes can support local ecosystems and biodiversity and require fewer external inputs, such as irrigation water and nutrients. To mitigate the increase in population and water demand in urbanizing areas, the options include voluntary landscape water conservation programs, sensor-based irrigation technology, regulations, and low-input landscape plant breeding programs. An in-depth understanding of homeowners' preferences for environmentally friendly landscapes is essential for understanding the potential impact of landscape conservation initiatives and policies on homeowners' adoption intentions. This study employs data from laboratory choice experiments to investigate Floridian homeowners’ preferences for eco-friendly residential landscapes, using an innovative visually inferred attribute non-attendance (ANA) method to better understand their choice decisions. The findings suggest that homeowners can be classified into distinct groups based on their prioritization of various landscape attributes. Designs featuring 100 ​% non-turfgrass ornamental plant coverage were less favored compared to those with a traditional mix of 25 ​% plants and 75 ​% turfgrass designs. Furthermore, financial factors such as cost and rebate incentives could motivate homeowners to focus on cost-related attributes to transition from conventional turfgrass landscaping to environmentally friendly alternatives.
The findings of this study have a two-fold implication. For sustainable urban planning, particularly in the context of energy-efficient urban design, by understanding homeowners' preferences for environmentally friendly landscapes, policymakers and urban planners can develop data-driven strategies to promote green infrastructure and mitigate the urban heat island effect. Machine learning and data-based methods, such as the visually inferred attribute non-attendance (ANA) approach employed in this study, can help identify key factors influencing homeowners' adoption of eco-friendly landscapes. This information can be integrated into urban planning models to optimize the design of green spaces, reduce water consumption, and enhance the resilience of urban ecosystems to climate change. The study's results can inform the development of targeted incentives and policies to encourage the adoption of environmentally friendly landscapes, ultimately contributing to creating more sustainable and livable cities.
可持续的城市规划实践有助于减少城市热岛效应,促进屋顶和墙壁绿化,并鼓励保护城市地区的自然栖息地。城市可以增强对气候变化的适应能力,为居民创造更健康、更有吸引力的生活空间。资源节约型或环境友好型城市景观可以支持当地生态系统和生物多样性,并且需要较少的外部投入,如灌溉用水和营养物质。为了缓解城市化地区人口和水需求的增长,可选择的方案包括自愿景观节水计划、基于传感器的灌溉技术、法规和低投入的景观植物育种计划。深入了解业主对环境友好型景观的偏好,对于了解景观保护措施和政策对业主采用景观的意向的潜在影响至关重要。本研究采用实验室选择实验的数据来调查佛罗里达州房主对生态友好型住宅景观的偏好,采用创新的视觉推断属性不出席(ANA)方法来更好地理解他们的选择决策。研究结果表明,根据不同景观属性的优先级,可以将房主划分为不同的群体。与传统的25%的植物和75%的草坪草设计相比,100%非草坪草装饰植物覆盖的设计不太受欢迎。此外,诸如成本和回扣激励等财务因素可以激励房主关注与成本相关的属性,以从传统的草坪美化过渡到环境友好的替代品。这项研究的发现有双重含义。对于可持续城市规划,特别是在节能城市设计的背景下,通过了解房主对环境友好型景观的偏好,政策制定者和城市规划者可以制定数据驱动的战略,以促进绿色基础设施和减轻城市热岛效应。机器学习和基于数据的方法,如本研究中采用的视觉推断属性不出席(ANA)方法,可以帮助确定影响房主采用生态景观的关键因素。这些信息可以整合到城市规划模型中,以优化绿地设计,减少水消耗,增强城市生态系统对气候变化的适应能力。研究结果可以为制定有针对性的激励措施和政策提供信息,以鼓励采用环境友好型景观,最终为创造更可持续、更宜居的城市做出贡献。
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引用次数: 0
Real-time unmet demand-driven relocation policy to improve service capacity of shared E-mopeds 实时未满足需求驱动的搬迁政策,提高共享电动车的服务能力
IF 5 2区 社会学 Q1 URBAN STUDIES Pub Date : 2025-04-25 DOI: 10.1016/j.jum.2025.04.001
Jia-Cherng Song, I-Yun Lisa Hsieh, Chuin-Shan Chen
The growing popularity of shared electric moped scooters (E-mopeds) as a sustainable and convenient transport option faces a fundamental challenge: demand often exceeds supply, necessitating efficient real-time relocation strategies. To address this, we propose an unmet demand-driven relocation policy to improve service efficiency and E-moped utilization. This policy leverages recurrent and diffusion convolutional graph neural networks alongside linear programming. Regional E-moped relocation is suggested to be triggered when its demand falls below a threshold parameter. We demonstrate that the unmet demand strategy consistently outperforms the traditional pick-up method. At a threshold of 3, the unmet demand approach results in 286 relocated E-mopeds compared to 100 using the pick-up strategy, emphasizing the importance of our study. These findings assist operators in implementing more efficient strategies and inform policymakers in refining the maximum fleet sizes and parking space allocation.
作为一种可持续且方便的交通选择,共享电动滑板车(E-mopeds)的日益普及面临着一个根本性的挑战:需求往往超过供应,因此需要有效的实时搬迁策略。为了解决这个问题,我们提出了一个未满足需求的搬迁政策,以提高服务效率和电动助力车的利用率。该策略利用循环和扩散卷积图神经网络以及线性规划。建议在需求低于阈值参数时触发区域电动助力车搬迁。我们证明了未满足需求策略始终优于传统的取货方法。在阈值为3时,未满足需求方法的结果是286辆重新安置的电动轻便摩托车,而使用取货策略的结果是100辆,这强调了我们研究的重要性。这些发现有助于运营商实施更有效的策略,并为决策者提供优化最大车队规模和停车位分配的信息。
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引用次数: 0
Building footprint of urban regeneration: A territorial investigation of linear infrastructure in Yangon 城市更新的建筑足迹:仰光线性基础设施的地域调查
IF 5 2区 社会学 Q1 URBAN STUDIES Pub Date : 2025-04-25 DOI: 10.1016/j.jum.2025.04.003
Chaw Thiri Khaing , Danjuma Abdu Yusuf , Wenbin Xiao , Heping Li
This paper explores the pivotal role of linear infrastructure (L.I) in urban regeneration within Yangon, Myanmar, proposing an alternative solution to transform neglected historic urban landscapes into vibrant public spaces. Yangon's specific challenges, including the aging and deteriorating state of many infrastructures, the encroachment of residential and commercial activities, and a growing disparity between the rapidly increasing population and the limited availability of communal spaces, all of which underscore the urgent need for regeneration.Through the examination of three different types of linear infrastructure in Yangon (railway, water pipeline, and flyovers) across large, medium, and small scales as case studies, the research discusses the "Key Enablers for Enhancing Linear Infrastructure" in city regeneration as an analytical framework. The methodology is rooted in a qualitative approach, utilizing comprehensive datasets from state-of-the-art analysis, secondary data, government reports, longitudinal field investigations, inventories, and focus group discussions with custodians from neighbourhoods surrounding these infrastructures. The research identifies four key enablers: connectivity, land use composition, socio-economic conditions, and ecological conditions, which facilitate the integration of linear infrastructure with urban regeneration in Yangon. The findings highlight the critical role these factors play in revitalizing urban spaces. The study offers valuable insights for alternative solutions to transform neglected historic linear infrastructures into vibrant spaces, addressing the significance of key enablers in overcoming the upcoming challenges of urban and linear infrastructure regeneration.
本文探讨了线性基础设施在缅甸仰光城市更新中的关键作用,提出了将被忽视的历史城市景观转变为充满活力的公共空间的替代解决方案。仰光面临的具体挑战,包括许多基础设施的老化和恶化,住宅和商业活动的侵占,以及快速增长的人口与有限的公共空间之间日益扩大的差距,所有这些都强调了对再生的迫切需要。通过对仰光大、中、小型三种不同类型的线性基础设施(铁路、输水管道和立交桥)的案例研究,本研究以分析框架探讨了城市再生中“增强线性基础设施的关键推动因素”。该方法基于定性方法,利用了综合数据集,包括最先进的分析、二手数据、政府报告、纵向实地调查、库存,以及与这些基础设施周围社区的托管人进行的焦点小组讨论。研究确定了四个关键的推动因素:连通性、土地利用构成、社会经济条件和生态条件,它们促进了线性基础设施与仰光城市更新的整合。研究结果强调了这些因素在城市空间振兴中所起的关键作用。该研究为将被忽视的历史线性基础设施转变为充满活力的空间的替代解决方案提供了有价值的见解,解决了克服即将到来的城市和线性基础设施再生挑战的关键推动因素的重要性。
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引用次数: 0
Fast growing informal peri-urbanization in Africa: The role of local practices in assessing sustainability and planning 非洲快速增长的非正式半城市化:地方做法在评估可持续性和规划中的作用
IF 5 2区 社会学 Q1 URBAN STUDIES Pub Date : 2025-04-19 DOI: 10.1016/j.jum.2025.03.004
João Carrilho , Marisa Balas , Gustavo Dgedge , Jorge Trindade
Peri-urbanization occurs differently across world regions, through urban sprawl, local development, and rural exodus. The latter is typical in primarily rural, fast urbanizing underdeveloped regions in an African context. In those regions, semi-urban settlements develop informally from local practices. For their large numbers, undertaking formal assessments and land use planning to any significant extent is impractical. The study applied a flexible framework to assess the role of local practices on sustainability in rapidly expanding settlements in peri-urban areas and how technical resources and narratives can influence and take advantage of such practices. The work reports a mixed-methods case study conducted in settlements North of Maputo, Mozambique using territorial and social cohesion as proxies for sustainability and as a guide for planning interventions priorities. The study used publicly available and participatory geographic information, limited expert opinion surveys, focus group discussions, and individual satisfaction surveys. We show that, while facing limitations, informal practices are conscious of the local suitability of risks in settlements land use planning and favor social cohesion. The framework supports existing theories and reveals that local microscale traditional physical planning brings marginal gains. The research suggests priority to interventions with a higher impact on territorial and social cohesion, such as narrative-based local institutional innovations, enhancing knowledge exchange on standards and risk management solutions, enforcing regulations, and improving regional networking infrastructure and practices, in face of limited resources and city and regional planners. Research is needed to improve the frameworks' replicability as a new tool to assist in peri-urbanization governance.
半城市化在世界各地的发生方式各不相同,包括城市扩张、地方发展和农村人口外流。后者在非洲主要是农村、快速城市化的欠发达地区是典型的。在这些地区,半城市住区非正式地从当地做法发展而来。由于他们人数众多,进行任何程度的正式评估和土地使用规划都是不切实际的。该研究采用了一个灵活的框架来评估地方做法在城郊地区迅速扩大的住区中可持续性方面的作用,以及技术资源和叙述如何影响和利用这些做法。该工作报告了在莫桑比克马普托北部定居点进行的一项混合方法案例研究,使用领土和社会凝聚力作为可持续性的替代指标,并作为规划干预优先事项的指南。该研究使用了公开可用和参与性的地理信息、有限的专家意见调查、焦点小组讨论和个人满意度调查。我们表明,尽管面临局限性,但非正式实践意识到定居点土地利用规划中风险的当地适宜性,并有利于社会凝聚力。该框架支持了现有理论,并揭示了地方微观尺度传统物理规划带来的边际收益。该研究建议优先考虑对地域和社会凝聚力有较大影响的干预措施,例如基于叙事的地方制度创新,加强关于标准和风险管理解决方案的知识交流,执行法规,以及面对有限的资源和城市和区域规划者改善区域网络基础设施和实践。需要研究提高框架的可复制性,使其成为辅助半城市化治理的新工具。
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Journal of Urban Management
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