1,739 Results Found

The adoption of technologies like the IoT in urban environments, together with the intensive use of smartphones, is driving transformation towards smart cities. Under this perspective, Experimentation-as-a-Service within OrganiCity aims to create an...

Under the smart city paradigm, cities are changing at a rapid pace. In this context, it is necessary to develop tools that allow service providers to perform rapid deployments of novel solutions that can be validated by citizens. In this sense, the O...

This article investigates the impacts of coordinated false data injection attacks (FDIAs) on voltage profiles in smart microgrids integrated with renewable-based distributed energy resources (DERs), a critical component of urban energy infrastructure...

Communication networks are a key element in the development of Smart Cities. This field is a constantly evolving environment, for which new protocols are constantly appearing. Due to the heterogeneous nature of the technologies, the most appropriate...

Air pollution is a significant problem in city centers. According to public health care in Poland, there is a need for local authorities to propose good purification solutions in both outdoor and indoor conditions. The main objective of this study is...

Against the backdrop of the General Data Protection Regulation (GDPR) taking effect in the European Union (EU), a debate emerged about the role of citizens and their relationship with data. European city authorities claim that (smart) citizens are as...

In recent years, the evolution of urban environments, jointly with the progress of the Information and Communication sector, have enabled the rapid adoption of new solutions that contribute to the growth in popularity of Smart Cities. Currently, the...

New data-driven technologies in global cities have yielded potential but also have intensified techno-political concerns. Consequently, in recent years, several declarations/manifestos have emerged across the world claiming to protect citizens’ digit...

This paper explores the systemic relationship between urban civilization initiatives and economic prosperity by examining the economic impact of China’s “National Civilized City” (NCC) designation. We begin by synthesizing literatur...

Global climate change, combined with socio-economic issues such as conflicts, inflation, energy crises, and inequality, is reshaping urban governance. Cities, which host most of the global population, are highly exposed to climate-related risks, espe...

This study examines the socioeconomic impacts of large-scale land conversion from agriculture to industry on affected households, focusing on Sri City, an industrial hub in South India established under the SEZ Act 2005. Data from 250 households in a...

Connecting vehicles securely and reliably is pivotal to the implementation of next generation ITS applications of smart cities. With continuously growing security threats, vehicles could be exposed to a number of service attacks that could put their...

To address the scientific gap concerning optimal urban wind turbine morphology, this work presents an experimental performance comparison between two small-scale wind turbine designs: a conventional three-blade horizontal-axis wind turbine (HAWT) and...

Transformative changes are required for a 21st century sustainable urban development transition involving multiple interconnected domains of energy, water, transport, waste, and housing. This will necessitate a step change in performance goals and ta...

Environmental information disclosure, a key tool in modern environmental governance, drives green technology innovation and sustainable development. In this study, we examined how air information disclosure, induced by the issuance of China’s A...

Waste valorization in construction materials offers a promising pathway to reducing environmental burdens while promoting circular resource strategies in the built environment. This study develops a novel composite mortar formulated with sustainable...

This article describes a methodology for the optimization of hybrid propulsion systems combining an onroad measurement campaign with the development of a simulation tool. This methodology has been applied in particular on a series-hybrid city bus. Th...

As a new model of urban governance with Chinese characteristics, the national honored cities from city evaluation competitions, represented by the “National Civilized City” campaign, has always been popular among Chinese cities. Can the h...

In recent years, with the rapid development of the building industry in western cities during the period of “Western Development” in China, the paints industry has developed rapidly and become more mature. In addition, waterborne inorganic exterior w...

This paper aims to provide an examination of the general and heterogeneous allowed treatment effects of high-speed rail (HSR) on tourism in cities in China. Based on the implementation of a generalized difference-in-differences (GDID) model and a dos...

The impact and working mechanism of the national Healthy Cities pilot policy on the upgrading of the industrial structure remain foggy. This study takes China’s first batch of Healthy Cities under the pilot policy in 2016 as a natural experimen...

The urban development in the 21st century builds upon sustainable urban redevelopment. In this paper, we use urban regeneration as a strategic intervention that reverses social and physical decline through an integrated approach. We argued that socia...

More and more cities are developing strategies and implementing actions to increase their resilience to a diversity of environmental, social and economic challenges. International networks such as 100 Resilient Cities, established by the Rockefeller...

Urban traffic can be curbed in various ways, for instance, by introducing paid unguarded parking zones (PUPZ). The operational functionality of this system depends on whether or not the various system features used to document parking cases function...

The paper firstly proposes a deterministic deep feedforward neural network model aimed at predicting the city bus velocity profile over receding time horizon based on the following inputs: actual vehicle position, actual velocity or short-term histor...

The effects of shrinkage can be manifold. Vacant green areas are a typical manifestation of shrinkage in deindustrialized cities, such as Heerlen, Netherlands. Such challenges are usually managed by the municipality which, due to financial reasons, o...

Climate change and air pollution are intrinsically interconnected as carbon dioxide and air pollutants are co-emitted during fossil fuel combustion. Low-carbon policies, aimed at mitigating carbon emissions, are also anticipated to yield co-benefits...

Urban public spaces increasingly need to address inclusivity, adaptability, and resilience in the face of health, environmental, and social challenges. Urban policies also promote improving the relationship between schools and their surroundings to m...

Digital consumption, driven by the widespread application of information technology, has led to more efficient resource allocation and industrial structure optimization. This promotes green transformation and has a positive impact on carbon productiv...

In this article, an experimental study was performed to assess the potential thermal application of a new nanofluid comprising carbon nanoparticles dispersed in acetone inside an evacuated tube solar thermal collector. The effect of various parameter...

This research introduces an experimental framework based on 3D acoustic and psycho-acoustic sensors supplemented with ambisonics and sound morphological analysis, whose objective is to study urban soundscapes. A questionnaire that highlights the diff...

There are approximately 200,000 households living in detached houses and gers (yurts) with small coal stoves that burn raw coal in Ulaanbaatar city. A proper heating system and improvement of the energy efficiency of residential dwellings are vitally...

Drawing upon a quasi-natural experiment, this research investigates the influence of China’s National Digital Economy Innovation Development Pilot Policy on urban energy intensity. By examining a sample of 282 Chinese cities with the difference...

An experimental investigation is performed in a single-cylinder direct-injection (DI) diesel engine using city diesel oil called DI1 and two blends of DI1 with a mixture of glycol ethers. The addition of glycol ethers to fuel DI1 produced oxygenated...

The characteristics of soil moisture content (SMC) distribution in an area are necessarily analyzed for the design and construction of sponge cities. Combining remote sensing data with experimental data, this paper establishes a machine learning mode...

Due to the special geographical location, climatic characteristics, special soil properties and the flood zone of the Yellow River in Kaifeng, the groundwater level in the lower reaches of the river basin is high and contains much salt. The matrix su...

Urban areas can be considered the ground for the challenges related to the UN’s Sustainable Development Goals (SDGs). The objective of shaping cities as human settlement that will see a more inclusive, safe, resilient, and sustainable future is...

The reduction of urban congestion represents one of the main challenges for increasing sustainability. This implies the necessity to increase our knowledge of urban mobility and traffic. The fundamental diagram (FD) is a possible tool for analyzing t...

“Civilized City” is the highest honor in China’s urban evaluation system. This research used a quasi-natural experiment approach to evaluate how the “Civilized City” designation influence tourism economic growth. The results showed that: (1) “Civiliz...

The paper addresses the recognition of dynamic Polish Sign Language expressions in an experimental system supporting deaf people in an office when applying for an ID card. A method of processing a continuous stream of RGB-D data and a feature vector...

The coexistence of different cultures is a distinctive feature of human society, and globalization makes the construction of cities gradually tend to be the same, so how to find the unique memes of urban culture in a multicultural environment is very...

Despite an appreciation for the role of cities in addressing global climate change, more studies are needed that explore how climate change policies relate to cities’ everyday governing concerns. Such insights are critical for understanding how...

A smart city can be defined as a city exploiting information and communication technologies to enhance the quality of life of its citizens by providing them with improved services while ensuring a conscious use of the available limited resources. Thi...

In the face of water related risks resulting from climate change and rapid urbanization, water resources in South African cities have increasingly come under pressure. Following the most recent drought period (2015–2018), local authorities such...

Although both circular economy and green innovation (GI) have received increasing research attention, little is known about their relationship. Based on quasi-natural experimental analysis, this study explored the impact and mechanism of the National...

In the international debate, creative and cultural responses to climate change and environmental sustainability are increasing in policies and practices. Creativity and cultural heritage enhancement can guide the definition of new trajectories of sus...

Three-dimensional (3D), city models have been applied in a variety of fields. One of the main problems in 3D city model utilization, however, is the large volume of data. In this paper, a method is proposed to generalize the 3D building objects in 3D...

The irrigation of green areas in cities should be managed appropriately to ensure its sustainability. In large cities, not all green areas might be monitored simultaneously, and the data acquisition time can skew the gathered value. Our purpose is to...

The occurrence and development of a landslide is a gradual process of destruction, causing huge losses to people’s lives and property. The shear strength of the shear zone gradually decreases to the residual state during the sliding process but...

Based on the panel data of 41 cities along and around the Guangzhou Zhuhai intercity railway (GZR) from 2005 to 2018 and taking the opening of the GZR as a natural experimental scenario, the difference-in-difference (DID) method was used to empirical...