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Keywords = urban heritage-conservation space

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36 pages, 27306 KiB  
Article
Integrating Social Network and Space Syntax: A Multi-Scale Diagnostic–Optimization Framework for Public Space Optimization in Nomadic Heritage Villages of Xinjiang
by Hao Liu, Rouziahong Paerhati, Nurimaimaiti Tuluxun, Saierjiang Halike, Cong Wang and Huandi Yan
Buildings 2025, 15(15), 2670; https://doi.org/10.3390/buildings15152670 - 28 Jul 2025
Viewed by 384
Abstract
Nomadic heritage villages constitute significant material cultural heritage. Under China’s cultural revitalization and rural development strategies, these villages face spatial degradation driven by tourism and urbanization. Current research predominantly employs isolated analytical approaches—space syntax often overlooks social dynamics while social network analysis (SNA) [...] Read more.
Nomadic heritage villages constitute significant material cultural heritage. Under China’s cultural revitalization and rural development strategies, these villages face spatial degradation driven by tourism and urbanization. Current research predominantly employs isolated analytical approaches—space syntax often overlooks social dynamics while social network analysis (SNA) overlooks physical interfaces—hindering the development of holistic solutions for socio-spatial resilience. This study proposes a multi-scale integrated assessment framework combining social network analysis (SNA) and space syntax to systematically evaluate public space structures in traditional nomadic villages of Xinjiang. The framework provides scientific evidence for optimizing public space design in these villages, facilitating harmonious coexistence between spatial functionality and cultural values. Focusing on three heritage villages—representing compact, linear, and dispersed morphologies—the research employs a hierarchical “village-street-node” analytical model to dissect spatial configurations and their socio-functional dynamics. Key findings include the following: Compact villages exhibit high central clustering but excessive concentration, necessitating strategies to enhance network resilience and peripheral connectivity. Linear villages demonstrate weak systemic linkages, requiring “segment-connection point supplementation” interventions to mitigate structural elongation. Dispersed villages maintain moderate network density but face challenges in visual integration and centrality, demanding targeted activation of key intersections to improve regional cohesion. By merging SNA’s social attributes with space syntax’s geometric precision, this framework bridges a methodological gap, offering comprehensive spatial optimization solutions. Practical recommendations include culturally embedded placemaking, adaptive reuse of transitional spaces, and thematic zoning to balance heritage conservation with tourism needs. Analyzing Xinjiang’s unique spatial–social interactions provides innovative insights for sustainable heritage village planning and replicable solutions for comparable global cases. Full article
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21 pages, 2399 KiB  
Article
An HUL Assessment for Small Cultural Heritage Sites in Urban Areas: Framework, Methodology, and Empirical Research
by Shiyang Zhang, Haochen Sun, Muye Jiang and Jingrui Zhao
Land 2025, 14(8), 1513; https://doi.org/10.3390/land14081513 - 23 Jul 2025
Viewed by 315
Abstract
The research is grounded in the perspective of urban historical landscape (HUL), exploring the connections between cultural heritage and a broader urban context, as well as the general public and communities. It also focuses on small cultural heritage sites (SCHSs) in urban areas [...] Read more.
The research is grounded in the perspective of urban historical landscape (HUL), exploring the connections between cultural heritage and a broader urban context, as well as the general public and communities. It also focuses on small cultural heritage sites (SCHSs) in urban areas that have been overlooked in previous studies. By integrating various types of data, an assessment framework and methodology comprising six dimensions and 24 indicators were established and applied to the empirical research of 30 SCHSs in the Beijing section of the Grand Canal. The empirical research demonstrated the operability, effectiveness, and flexibility of the HUL assessment for SCHSs. The research findings are as follows. (1) The method provides differentiated recommendations for the formulation of tailored policies and planning management schemes based on heritage types, conservation levels, and the urban districts in which they are located. (2) The comprehensive quality of the open spaces where SCHSs are situated is critical for the cognition of the general public and community residents. (3) The overall conservation of the community areas containing SCHSs is highly significant, and the linkage between social development levels and cultural resources enhances public cognition of the SCHSs. (4) Cluster analysis offers guidance for the refined improvement of different SCHSs. The research aims to establish an action-oriented assessment framework, with a dimensional framework responding to the requirements of HULs and allowing for indicator flexibility. This study is significant for supporting the conservation and utilization of SCHSs in urban areas and for promoting their sustainable development. Full article
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13 pages, 2300 KiB  
Review
Research on Heritage Conservation and Development of Chinese Ancient Towns and Historic Districts Based on Knowledge Graph Analysis
by Wu Jin and Hiroatsu Fukuda
Buildings 2025, 15(14), 2459; https://doi.org/10.3390/buildings15142459 - 14 Jul 2025
Viewed by 408
Abstract
Historic districts of ancient towns serve as significant carriers of historical and cultural heritage while also being popular tourist destinations. Within the context of urbanization and organic renewal, the protection and development of historic districts have become crucial research topics. This study collects [...] Read more.
Historic districts of ancient towns serve as significant carriers of historical and cultural heritage while also being popular tourist destinations. Within the context of urbanization and organic renewal, the protection and development of historic districts have become crucial research topics. This study collects literature from the Web of Science database and applies manual screening to ensure relevance to the research theme. Using CiteSpace as an analytical tool, the study conducts a visual analysis from multiple perspectives, including keywords, writing time, authors, centrality, keyword clustering analysis, and timeline visualization. By constructing a knowledge graph, this research explores the key pathways and knowledge nodes in the organic renewal of spatial environments in historic districts of ancient towns. Based on literature clustering, the study categorizes research into four major aspects: heritage conservation, cultural and tourism development, spatial planning and design, and environmental enhancement. Based on this, universal strategies for the cultural and tourism development of historic districts in ancient towns are proposed. The research focus shifts from emphasizing cultural heritage preservation to the integrated development of culture and tourism. In the spatial development of historic districts, everyday life scenes should be incorporated while new technologies should be utilized to enhance environmental comfort. This paper summarizes the current research frontiers in this field and proposes future research trends, providing valuable references for scholars in related areas. Full article
(This article belongs to the Section Architectural Design, Urban Science, and Real Estate)
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20 pages, 1085 KiB  
Article
The Fortifications of the “Kraków Fortress” as Examples of the Long-Term Process of Revitalization of Degraded Areas in the Context of Diversified Sources of Financing
by Wojciech Drozd and Marcin Kowalik
Sustainability 2025, 17(14), 6245; https://doi.org/10.3390/su17146245 - 8 Jul 2025
Viewed by 328
Abstract
This article analyzes the revitalization process of the Kraków Fortress in the context of the amendment to the Revitalization Act of 29 July 2024, focusing on the legal, financial, social, and environmental effects of these changes. The aim of the work is to [...] Read more.
This article analyzes the revitalization process of the Kraków Fortress in the context of the amendment to the Revitalization Act of 29 July 2024, focusing on the legal, financial, social, and environmental effects of these changes. The aim of the work is to assess how the new regulations have affected the effectiveness of the revitalization of historic military facilities and the financial and participatory mechanisms that have enabled their effective implementation. The authors adopted an interdisciplinary approach, combining legal, urban, conservation, and social analysis, and applied the case study method of five forts: 52 “Borek”, 52a “Jugowice”, 2 “Kościuszko”, 49 “Krzesławice”, and 31 “Św. Benedict”. The selection of cases was based on different stages of implementation, financing models, and social functions. The research showed that the amendment to the Act accelerated decision-making processes and enabled more flexible management of space and better acquisition of financial resources, including from the EU and SKOZK. The use of a mixed financing model (local, European, private funds) and strong social participation contributed to the durability and acceptance of the projects. The effects of revitalization include, among others, an increase in the number of visitors (from 20,000 to 75,000 per year), the creation of approx. 120 jobs, and a reduction of energy consumption by over 30%. Revitalized facilities today perform cultural, educational, and recreational functions, supporting social integration and the development of a local identity. The article indicates that the Kraków model can be a model for other cities with military heritage. It also draws attention to the need to develop nationwide standards for the adaptation of historic buildings and recommends further research on the socio-economic durability of revitalization projects. Full article
(This article belongs to the Special Issue Sustainability and Innovation in Engineering Education and Management)
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29 pages, 8947 KiB  
Article
Cultural Heritage and Lacustrine Landscape Conservation: The Case of “Procession of The Wise Men” in Cajititlán, Jalisco
by David Fabricio Alvarado-Ramírez, Pedro Lina Manjarrez, José Teodoro Silva García, Gustavo Cruz-Cárdenas and Paloma Gallegos Tejeda
Sustainability 2025, 17(13), 6047; https://doi.org/10.3390/su17136047 - 2 Jul 2025
Viewed by 492
Abstract
Although lagoons are sites of water accumulation and runoff where a variety of animal species and plant varieties inhabit, they have also been positioned as spaces where rituals and religious practices take place, from which the transmission of knowledge emanates, and social activities [...] Read more.
Although lagoons are sites of water accumulation and runoff where a variety of animal species and plant varieties inhabit, they have also been positioned as spaces where rituals and religious practices take place, from which the transmission of knowledge emanates, and social activities are strengthened. The Laguna de Cajititlán (Cajititlán Lagoon) in the town of Tlajomulco de Zúñiga, Jalisco, México is a lacustrine landscape that faces a state of fragility due to incessant processes of urbanization along with basin desiccation and wastewater pollution. However, the community of Cajititlán has managed to protect its lacustrine landscape through the rescue of the religious tradition of the Procesión Los Santos Reyes (Procession of the Wise Men). Therefore, the objective of this article is to analyze how this tradition, as cultural heritage, has influenced the conservation of the lacustrine landscape. We conclude that cultural heritage and the lacustrine landscape are bidirectionally correlated because fostering Indigenous traditions like the Procesión in Cajititlán, as a manifestation of devotion and faith, enhances identity, promotes tourism, and supports conservation practices and the sustainability of the lacustrine landscape. At the same time, conservation of the lacustrine landscape enables the preservation of cultural heritage, generating an interdependent relationship between these elements. Full article
(This article belongs to the Special Issue Cultural Heritage Conservation and Sustainable Development)
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35 pages, 15831 KiB  
Article
Urban Centrality as a Catalyst for City Resilience and Sustainable Development
by Emad Noaime, Chaham Alalouch, Abdelhakim Mesloub, Haifa Hamdoun, Hela Gnaba and Mohammed Mashary Alnaim
Land 2025, 14(7), 1333; https://doi.org/10.3390/land14071333 - 23 Jun 2025
Viewed by 678
Abstract
This study investigates the role of urban centrality in shaping urban form and function, with a specific focus on the city of Hail, Saudi Arabia as a representative case. Urban centrality—defined as the spatial and functional concentration of economic, social, and cultural activities—plays [...] Read more.
This study investigates the role of urban centrality in shaping urban form and function, with a specific focus on the city of Hail, Saudi Arabia as a representative case. Urban centrality—defined as the spatial and functional concentration of economic, social, and cultural activities—plays a critical role in determining the vibrancy, resilience, and adaptability of cities. Through a mixed-methods approach combining spatial analysis, field observations, and stakeholder insights, this research explores the dynamics of Hail’s central areas, examining how they navigate the tension between preserving historical identity and accommodating contemporary urban growth. The findings reveal that successful urban centrality requires a balanced integration of heritage conservation, economic diversification, and spatial accessibility, supported by inclusive governance and strategic infrastructure investments. The study highlights both the challenges and opportunities associated with the evolution of central urban spaces, particularly in medium-sized cities experiencing rapid socio-economic and spatial transformations, defined in this study as urban regions undergoing annual population growth rates exceeding 3% and substantial changes in land-use, infrastructure development, and governance structures within a decade. By providing actionable insights into the interplay between permanence and change, this research contributes to the broader discourse on urban resilience and sustainable development, offering practical guidance for planners and policymakers aiming to cultivate adaptive and inclusive urban environments capable of responding to future challenges. Full article
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26 pages, 6860 KiB  
Article
Built Heritage Preservation and Climate Change Adaptation in Historic Cities: Facing Challenges Posed by Nature-Based Solutions
by Riccardo Privitera and Giulia Jelo
Sustainability 2025, 17(13), 5693; https://doi.org/10.3390/su17135693 - 20 Jun 2025
Viewed by 656
Abstract
Historic centres are extremely complex parts of contemporary cities, particularly from morphological, architectural, and cultural points of view, where a significant proportion of the land area may be occupied by built heritage sites that require protection and conservation. These urban contexts are also [...] Read more.
Historic centres are extremely complex parts of contemporary cities, particularly from morphological, architectural, and cultural points of view, where a significant proportion of the land area may be occupied by built heritage sites that require protection and conservation. These urban contexts are also characterised by scarce green and public open spaces endowment, a high proportion of private property, and high levels of natural risk exposure. From a climate change adaptation perspective, Nature-based Solutions (NbS) have emerged as measures to manage urban ecosystems to address environmental and societal challenges. To overcome the conflicting objectives of climate change adaptation and built heritage preservation, this study proposes a three-step methodology applied to the historic centre of Catania (Italy): (i) Land-Use/Landownership and Land Cover/Maintenance and Quality analyses; (ii) Land Transformability Assessment; (iii) Land Transformation Scenarios Assessment. According to this methodology, five Land Transformation Scenarios have been drawn up: (1) NbS full installation; (2) NbS installation with some limitations; (3) NbS installation after re-arrangement; (4) NbS installation strongly limited; (5) NbS installation not viable. This approach allowed us to identify the most feasible and suitable buildings and open spaces, while distinguishing public and private properties, to implement a more comprehensive integration of NbS and built heritage preservation in historic cities for mutual benefits. Full article
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26 pages, 4661 KiB  
Article
Relationship Between Landscape Character and Public Preferences in Urban Landscapes: A Case Study from the East–West Mountain Region in Wuhan, China
by Xingyuan Li, Wenqing Pang, Lizhi Han, Yufan Yan, Xianjie Pan and Diechuan Yang
Land 2025, 14(6), 1228; https://doi.org/10.3390/land14061228 - 6 Jun 2025
Cited by 1 | Viewed by 503
Abstract
The East–West Mountain Region (EWMR) of Wuhan is a vital natural and cultdural asset, characterized by its scenic nature landscapes and rich historical and cultural heritage. This study aims to address the problems of landscape character degradation and weakened public preferences caused by [...] Read more.
The East–West Mountain Region (EWMR) of Wuhan is a vital natural and cultdural asset, characterized by its scenic nature landscapes and rich historical and cultural heritage. This study aims to address the problems of landscape character degradation and weakened public preferences caused by rapid urbanization and proposes a research framework integrating landscape character assessment and public preferences. Initially, we utilize K-means cluster analysis to identify landscape character types based on six landscape elements, resulting in a landscape character map with 20 types. Subsequently, we employ emotion analysis based on Natural Language Processing (NLP) techniques to analyze user-generated content (UGC) from Weibo check-in data to establish perception characteristic indicators reflecting public preferences. Finally, we quantitatively identify the environmental factors influencing public preferences through the SoIVES model and compare and integrate the landscape character map with the public emotion value map. The results show that (1) public preferences hotspots are concentrated in three types: (a) urban construction-driven types, including areas dominated by commercial service functions and those characterized by mixed-function residential areas; (b) natural terrain-dominated types with well-developed supporting facilities; and (c) hybrid transition types predominated by educational and scientific research land uses. These areas generally feature a high degree of functional diversity and good transportation accessibility. (2) Landscapes eliciting stronger emotional responses integrate moderate slopes, multifunctional spaces, and robust public services, whereas areas with weaker responses are characterized by single-function use or excessive urbanization. (3) The emotional variations within categories could be influenced by (a) functional hybridity through enhanced environmental exploration; (b) spatial usage frequency through place attachment formation; and (c) visual harmony through cognitive overload prevention. These findings provide critical insights for formulating zoning optimization plans aimed at the refined conservation and utilization of urban landscape resources, as well as offering guidance for improving landscape planning and management in the EWMR. Full article
(This article belongs to the Section Land Planning and Landscape Architecture)
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32 pages, 33058 KiB  
Article
Spatial Analysis of Urban Historic Landscapes Based on Semiautomatic Point Cloud Classification with RandLA-Net Model—Taking the Ancient City of Fangzhou in Huangling County as an Example
by Jiaxuan Wang, Yixi Gu, Xinyi Su, Li Ran and Kaili Zhang
Land 2025, 14(6), 1156; https://doi.org/10.3390/land14061156 - 27 May 2025
Viewed by 499
Abstract
Under the synergy of urban heritage conservation and regional cultural continuity, this study explores the spatial features of “mausoleum–city symbiosis” landscapes in Huangling County’s gully regions. Focusing on Fangzhou Ancient City, we address historical spatial degradation caused by excessive industrialization and disordered urban [...] Read more.
Under the synergy of urban heritage conservation and regional cultural continuity, this study explores the spatial features of “mausoleum–city symbiosis” landscapes in Huangling County’s gully regions. Focusing on Fangzhou Ancient City, we address historical spatial degradation caused by excessive industrialization and disordered urban expansion. A methodological framework is proposed, combining low-altitude UAV-derived high-density point cloud data with RandLA-Net for semi-automatic semantic segmentation of buildings, vegetation, and roads by integrating multispectral and geometric attributes. Key findings reveal: (1) Modern buildings’ abnormal elevation in steep slopes disrupts the plateau–city visual corridor; (2) Statistical analysis shows significant morphological disparities between historical and modern streets; (3) Modern structures exceed traditional height limits, while divergent roof slopes aggravate aesthetic fragmentation. This multi-level spatial analysis offers a paradigm for quantifying historical urban spaces and validates deep learning’s feasibility in heritage spatial analytics, providing insights for balancing conservation and development in ecologically fragile areas. Full article
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32 pages, 13686 KiB  
Article
Study on Spatial Distribution and Heritage Corridor Network of Traditional Settlements in Ancient Huizhou
by Yao Wu, Yuxin Yang, Mingrui Miao, Yonglan Wu and Hui Zhu
Buildings 2025, 15(10), 1641; https://doi.org/10.3390/buildings15101641 - 13 May 2025
Cited by 1 | Viewed by 708
Abstract
Traditional settlements are vital carriers of Chinese agricultural civilization yet face mounting challenges in protection and inheritance amid rapid urbanization. Taking ancient Huizhou as a case study, this research analyzes the spatial distribution patterns of cross-provincial traditional settlements and constructs a multi-level heritage [...] Read more.
Traditional settlements are vital carriers of Chinese agricultural civilization yet face mounting challenges in protection and inheritance amid rapid urbanization. Taking ancient Huizhou as a case study, this research analyzes the spatial distribution patterns of cross-provincial traditional settlements and constructs a multi-level heritage corridor network through circuit theory modeling and space syntax analysis. The study reveals a “small aggregation, large dispersion” spatial structure shaped by natural geography and socio-cultural dynamics. Simulation of multi-path cultural flows and network analysis show that high betweenness corridors concentrate along the northeast–southwest axis, promoting efficient cultural circulation, while low betweenness areas highlight gaps in direct connectivity. Closeness analysis identifies She County as the cultural core with a single-center radial structure, though internal fragmentation persists. Based on these findings, the study proposes a “three-core-driven, two-axis linkage, multi-source synergy” protection strategy to strengthens the spatial integrity and resilience of the heritage network. This research not only provides a systematic framework for the holistic conservation of Huizhou settlement heritage but also offers methodological references for the protection of traditional settlements in broader regions. Full article
(This article belongs to the Topic Sustainable Built Environment, 2nd Volume)
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43 pages, 22154 KiB  
Review
A Visual Analysis and Review of Chinese Qilou Architectural Heritage Based on CiteSpace
by Yilin Wu, Zhihong Chen, Xiuhong Lin and Xiaoqiang Tu
Buildings 2025, 15(10), 1638; https://doi.org/10.3390/buildings15101638 - 13 May 2025
Viewed by 912
Abstract
Chinese Qilou Architecture Heritage (CQAH) serves commercial and residential functions, integrates Southeast Asian and local Chinese architectural features, and is a unique testimony to modern commerce and culture of the overseas Chinese hometown. Since the 1990s, the academic community has conducted extensive research [...] Read more.
Chinese Qilou Architecture Heritage (CQAH) serves commercial and residential functions, integrates Southeast Asian and local Chinese architectural features, and is a unique testimony to modern commerce and culture of the overseas Chinese hometown. Since the 1990s, the academic community has conducted extensive research on CQAH. This paper utilizes CiteSpace 6.4.R1 as the research tool and China National Knowledge Infrastructure (CNKI) as the core database, with “Qilou” as the core keyword and “Chinese Qilou Architecture” and “Qilou District” as the research themes. After a rigorous data collection procedure, 491 documents were obtained and subjected to visual analysis. The results show that research on CQAH is most prevalent in the field of architectural science and engineering, primarily focusing on four key issues: the distribution area and historical origin of Qilou, differences in regional characteristics of Qilou architecture, conservation and renewal of the Qilou historic district in urban development, and cultural inheritance and spatial activation. The research can be divided into four stages: exploration of basic features and historical background, exploration of architectural origins and development motives, cultural heritage protection and adaptive use, diversified perspectives, and multidisciplinary integration. Correspondingly, this paper also proposes four priority research directions for the future. This study provides theoretical support and practical reference for the conservation of CQAH and offers new methods and perspectives for the study of the future sustainable development of Qilou. Full article
(This article belongs to the Special Issue Built Heritage Conservation in the Twenty-First Century: 2nd Edition)
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25 pages, 2542 KiB  
Article
Identification of Spatial Influencing Factors and Enhancement Strategies for Cultural Tourism Experience in Huizhou Historic Districts
by Yue Yang, Shaoshan Du and Yang Xiao
Buildings 2025, 15(9), 1568; https://doi.org/10.3390/buildings15091568 - 6 May 2025
Cited by 1 | Viewed by 523
Abstract
Historical blocks are a vital component of urban cultural heritage, serving as a link for regional cultural inheritance and a carrier for showcasing urban charm. Enhancing the quality of cultural tourism experiences in these areas can activate the endogenous momentum of cultural tourism [...] Read more.
Historical blocks are a vital component of urban cultural heritage, serving as a link for regional cultural inheritance and a carrier for showcasing urban charm. Enhancing the quality of cultural tourism experiences in these areas can activate the endogenous momentum of cultural tourism industries and foster a virtuous cycle of cultural heritage conservation and utilization. Currently, research on the relationship between historical block spaces and cultural tourism experiences remains deep, and related theoretical gaps also constrain sustainable revitalization practices. Therefore, in this study, 20 representative historic districts with distinct regional cultural characteristics and well-developed cultural tourism in the Huizhou area were selected as research objects. By integrating multi-source data such as geographic information and Dianping reviews and applying the Partial Least Squares Regression (PLSR) statistical method, this study measures the correlation between the spatial morphology of Huizhou historic districts and cultural tourism experience indicators, identifying spatial influencing factors affecting cultural tourism experiences. The results show a significant correlation between the spatial form characteristics of historic districts and the quality of tourists’ cultural tourism experiences. Specifically, the regression coefficients of architectural space, transportation space, landscape space, and facility space in relation to the quality of cultural tourism experiences are significant at the p < 0.01 level. This paper innovatively conducts research from the perspective of urban design, employing a combined quantitative and qualitative analytical approach. The study fills existing gaps in quantitative analysis and empirical research on the spatial forms of historic districts and cultural tourism experiences and breaks through the limitations of qualitative research on traditional cultural tourism. It provides practical references for the organic protection of historical district buildings in the context of sustainable urban renewal. Full article
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18 pages, 4505 KiB  
Article
Urban Political Ecology in Action: Community-Based Planning for Sustainability and Heritage in a High-Density Urban Landscape
by Edward Chung Yim Yiu
Sustainability 2025, 17(8), 3726; https://doi.org/10.3390/su17083726 - 20 Apr 2025
Viewed by 1174
Abstract
This paper shows a case study on a novel community-based sustainability planning framework that balances environmental, social, cultural dimensions for a high-density urban setting. The case study presents a community-driven “Four-Zero” sustainability model—zero energy, zero water, zero food, and zero waste—as a foundation [...] Read more.
This paper shows a case study on a novel community-based sustainability planning framework that balances environmental, social, cultural dimensions for a high-density urban setting. The case study presents a community-driven “Four-Zero” sustainability model—zero energy, zero water, zero food, and zero waste—as a foundation for environmental sustainability practices implemented in a high-density estate in Hong Kong, alongside community-led ecological and heritage initiatives that reinforce place-based resilience. Through integrated activities, such as community farming, aquaponics, organic waste composting, biodiversity monitoring, and heritage mapping, the residents co-produced knowledge and activated novel bottom–up planning schemes and fostered social cohesion while advancing environmental objectives. Notably, the discovery of rare species and historic Dairy Farm remnants catalyzed a community-led planning proposal for an eco-heritage park that stimulated policy dialogues on conservation. These collective efforts illustrate how circular resource systems and cultural and ecological conservation can be balanced with urban development needs in compact, high-density communities. This case offers policy insights for rethinking urban sustainability planning in dense city contexts, contributing to global discourses on urban political ecology by examining socio–nature entanglements in contested urban spaces, to environmental justice by foregrounding community agency in shaping ecological futures, and to commoning practices through shared stewardship of urban resources. Full article
(This article belongs to the Section Environmental Sustainability and Applications)
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27 pages, 8899 KiB  
Article
Exploring the Spatiotemporal Influence of Community Regeneration on Urban Vitality: Unraveling Spatial Nonstationarity with Difference-in-Differences and Nonlinear Effect with Gradient Boosting Decision Tree Regression
by Hong Ni, Haoran Li, Pengcheng Li and Jing Yang
Sustainability 2025, 17(8), 3509; https://doi.org/10.3390/su17083509 - 14 Apr 2025
Viewed by 664
Abstract
Community regeneration plays a pivotal role in creating human-centered spaces by transforming spatial configurations, enhancing multifunctional uses, and optimizing designs that promote sustainability and vibrancy. However, the influence of such regeneration on spatial vitality—particularly its spatial heterogeneity and nonlinear effects—remains insufficiently explored. This [...] Read more.
Community regeneration plays a pivotal role in creating human-centered spaces by transforming spatial configurations, enhancing multifunctional uses, and optimizing designs that promote sustainability and vibrancy. However, the influence of such regeneration on spatial vitality—particularly its spatial heterogeneity and nonlinear effects—remains insufficiently explored. This study presents a comprehensive framework that combines the Difference-in-Differences (DID) method with multiple socio-spatial correlated factors, including place agglomeration, individual agglomeration, and social perception, offering a systematic assessment of urban vitality and evaluating the impact of regeneration interventions. By leveraging street-level imagery to capture environmental changes pre- and post-regeneration, this research applies Gradient Boosting Decision Tree Regression (GBDT) to uncover nonlinear built environment dynamics affecting urban vitality. Empirical analysis from six districts in Suzhou reveals the following: (1) A pronounced increase in urban vitality is seen in core areas, while peripheral districts exhibit more moderate improvements, highlighting spatially uneven regeneration outcomes. (2) In historically significant areas such as Wuzhong, limited vitality gains underscore the complex interplay among historical preservation, spatial configurations, and urban development trajectories. (3) Furthermore, environmental transformations, including variations in sky visibility, nonprivate vehicles, architectural elements, and the introduction of glass-wall structures, exhibit nonlinear impacts with distinct threshold effects. This study advances the discourse on sustainable urban regeneration by proposing context-sensitive, data-driven assessment tools that reconcile heritage conservation with contemporary urban regeneration goals. It underscores the need for integrated, adaptive regeneration strategies that align with local conditions, historical contexts, and urban development trajectories, informing policies that promote green, inclusive, and digitally transformed cities. Full article
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30 pages, 16707 KiB  
Review
Historic District Conservation: A Critical Review of Global Trends, Development in the 21st Century, and Challenges Through CiteSpace Analysis
by Lin Geng, Minghui Xue, Jia Li and Jiaoguo Ma
Buildings 2025, 15(8), 1232; https://doi.org/10.3390/buildings15081232 - 9 Apr 2025
Cited by 1 | Viewed by 1324
Abstract
This study reviews the global trends, developments, and challenges in the conservation of historic districts through CiteSpace analysis. Since the dawn of the 21st century, research on historic districts has witnessed rapid growth. The research mainly focuses on fields such as urban studies, [...] Read more.
This study reviews the global trends, developments, and challenges in the conservation of historic districts through CiteSpace analysis. Since the dawn of the 21st century, research on historic districts has witnessed rapid growth. The research mainly focuses on fields such as urban studies, heritage conservation, and sustainable development. Although the concept of the Historic Urban Landscape has emerged, its local application remains challenging. Research findings on economic impacts are complex, and resilience assessment and community participation have become important topics. However, issues like inconsistent definitions and low community participation still exist. Future research should focus on narrowing the gap between theory and practice to better protect cultural heritage in the context of urban development. Full article
(This article belongs to the Special Issue Research towards the Green and Sustainable Buildings and Cities)
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