Articles tagged with Urban Planning
A recent study analyzed 138 Indian cities using satellite data and explainable AI methods to show why urban greening needs to be tailored to humidity, canopy structure, and airflow. The findings highlight the importance of considering moisture management and ventilation in urban planning to effectively mitigate heat-related stress.
A new study estimates that urban agriculture in European cities could produce up to 20 million tons of vegetables annually, representing roughly one-third of the region's current vegetable production. This could supply around 28% of Europe's vegetable demand for 190 million Europeans.
The Urban Bee Concept aims to enable coexistence of honeybees and wild bees in urban areas by reducing competition for resources. This is achieved through measures such as heat stress management and floral resource increase initiatives.
A study by ETH Zurich and the University of Wisconsin found that urban development and transport are mutually dependent and have cause-and-effect relationships. The researchers correlated congestion data with city characteristics, such as road network structure, green spaces, and urban function.
Researchers at the University of Cordoba developed MAPLID, a tool that maps city structures and pace based on how residents use their cell phones. The multi-label classification provides information on population density changes and traffic patterns.
A study by Brown University and Columbia University found that road infrastructure isolates communities, leading to increased schizophrenia-related hospital visits. The Community Severance Index measures physical and social disconnection using roads, traffic, and lack of pedestrian infrastructure.
A new framework proposes a continuum of urbanity, challenging traditional thinking about urban and rural spaces. The study explores how urban, rural, and wild features are interconnected, affecting livelihoods, ecosystems, and human well-being in the Mid-Hudson Valley region.
A new study by Florida Atlantic University researchers highlights the role of urban planning in increasing pedestrian and bicyclist fatalities in the US. The study reveals that everyday destinations like grocery stores and pharmacies along busy roads significantly increase risk of serious injury or death.
A new study reveals a post-pandemic cycling boom in major cities, with fatality rates dropping by up to 88% in Paris, 82% in London, and 62% in New York City. The improvement is attributed to the expansion and improvement of cycling infrastructure, including cycleways separated from motor vehicle traffic.
The book analyzes Jakarta through the lens of post-suburbanization, highlighting how rapid expansion, infrastructure politics, spatial fragmentation, and socio-environmental challenges shape its growth. The volume provides a comprehensive English-language analysis of Jakarta's contemporary urban evolution.
A new study from Florida Atlantic University challenges the narrative that rising temperatures will drive Americans away, finding that heat alone isn't driving large-scale out-migration. Instead, population shifts are shaped more by economic opportunity, housing affordability and local quality of life than climate conditions.
A new study reveals that Waikiki is facing a fundamental shift in flood hazards as sea levels rise, transitioning from rainfall-driven floods to tidal process-dominated events. The team identified two key pathways, storm drain backflow and groundwater emergence, which will increase public exposure to sewage-contaminated waters.
A new study reveals that street greenery can reduce heat stress in cities, but its benefits depend on local conditions. The cooling effect is stronger in tropical and continental climates, but weaker in dry and temperate climates.
The study reveals that peri-urban agriculture is key to urban resilience and calls for an urgent shift in planning policies. Agricultural land losses are driven by urban expansion, real estate speculation, and low profitability.
Researchers examined how autonomous vehicles affect morning commutes and parking in business districts, finding that AVs could increase vehicle hours and miles traveled. Urban planners can adapt policies to accommodate AVs by adjusting parking fees or infrastructure, reducing total system cost by up to 28.5 percent.
The study found a significant reduction in NO2 levels, but limited effect on PM10 and PM2.5 particles within the LEZ. The results indicate that the zone contributes to improving air quality, highlighting the need for additional measures.
A new generative AI framework predicts future urban layouts considering multiple factors. The Memory-aware Multi-Conditional generation Network (MMCN) offers a novel approach to modeling complex urban evolution, providing a powerful tool for sustainable urban development.
A team from Ohio State University has digitally reconstructed three historically Black communities that were fragmented or demolished for freeway construction. The project, known as Ghost Neighborhoods of Columbus, aims to show how urban renewal decisions of the past have a positive impact on future development.
A new perspective in Nature Water highlights how urban flooding measures often exacerbate environmental injustices for society's most vulnerable groups. The study identifies two main reasons for this unequal distribution of risk: higher exposure to climate hazards and limited resources, leading to a lower capacity to bounce back.
A study in Barcelona found that pedestrianisation reduces noise levels by 3.1 dB, exceeding WHO guidelines, but finds no impact from pedestrian activity, which takes over acoustical space previously dominated by motorised traffic.
Researchers found that concrete slab size is the worst offender in terms of carbon emissions, with changing this feature alone able to save large amounts of emissions. Optimize design decisions such as floor thickness, building materials, and construction culture to reduce pollution.
A new study reveals disparities in urban shade levels, leading to greater health risks and exacerbating the 'heat island' effect in cities. Wealthier neighborhoods tend to have more trees, resulting in better shade provision for pedestrians, highlighting a consistent link between wealth and neighborhood tree abundance.
A new study by SMART has identified a strong statistical association between global air connectivity and patterns of multinational corporations' investments. The research found that few layovers meant more subsidiaries, with cities having better flight connections to influential hubs outperforming those with less-connected destinations.
Researchers developed a winged composite pile foundation system to enhance wind resistance and utilize surplus excavated soil. The study found that larger expanded base wing diameters significantly increased uplift resistance, while soil density and surface characteristics of the steel components also played crucial roles.
A new study assesses indoor heat vulnerability for each single-family home in Austin, finding that 85% of homes would pose significant risk to an elderly person during a power outage. The city can now take a methodical approach to mitigating risk through cooling centers and home weatherization programs.
The URBANK database aggregates and analyzes urban data to overcome fragmentation and variability in archaeological record. It offers a multidisciplinary platform for studying cities as dynamic networks of connected elements.
A new model maps foot traffic in New York City, providing insights into pedestrian activity and hazard locations. The study reveals high densities of foot traffic outside Manhattan, with many streets having similar foot-traffic levels to Manhattan's busiest areas.
Drexel researchers create machine learning program that integrates qualitative and quantitative data to identify gentrification in Philadelphia neighborhoods. The program, trained with data from thousands of images and focus groups, accurately identifies new-build gentrification with 84% accuracy.
Research from the University of East Anglia predicts that tropical cities will experience increased urban heat island effects under 2°C global warming. The study finds that up to 81% of medium-sized cities will warm more than surrounding rural areas, with some experiencing warming rates up to 100% higher.
A new Concordia study finds that Montrealers face difficulties accessing fresh and healthy food due to inadequate public transportation and limited grocery store locations. The researchers recommend combining active transportation with public transit to increase accessibility to healthy food establishments.
A study analyzing data from Berlin's Flora Protection Program found that biological threats, especially from highly competitive native species, pose a greater threat to urban biodiversity than non-native species. Threats related to agriculture, nutrient inputs, and urban development are also significant drivers of decline.
A Concordia University study reveals that nearly half of Montreal's elderly care facilities lack public EV charging stations within a 15-minute walk. This limits access not only for residents but also for caregivers and staff. Strategically placing new chargers in underserved areas can improve accessibility without expanding the network.
A new study has found that living walls can significantly enhance urban biodiversity by attracting pollinators and other wildlife. The research revealed that soil-based living walls with plants in soil attracted more wildlife than those with artificial substrates, and specific plant species like ivy and honeysuckle were most effective.
A multi-institutional study found that living in urban areas with visible trees is associated with a lower incidence of cardiovascular disease, with a 4% decrease. In contrast, higher percentages of visible grass were linked to a 6% increase in cardiovascular diseases.
A new study from King's College London and Nokia Bell Labs found that inner-city parks consistently scored higher in cultural, natural, social, and physical activity provisions compared to suburban parks. This suggests that urban inequality may be undermining the 'suburban dream' of having access to high-quality green spaces.
Cities need clear limits on urban sprawl to achieve sustainability. A new Concordia study proposes combining greenbelts with densification policies to limit sprawl and promote sustainable development. The study found that without additional policies, greenbelts alone are insufficient to halt urban sprawl.
A new study by MIT researchers reveals that cities with strong airline connections are more likely to attract multinational firms, particularly in knowledge industries. The study analyzed 7.5 million firms in 800 cities and found that direct flights lead to a 20% increase in subsidiaries, compared to cities with only one-stop connections.
Researchers from McGill University found no long-term increase in local crime at supervised consumption sites. Crime reports remained stable or declined in neighborhoods where sites opened over a decade. The study challenges assumptions that harm reduction services have a negative impact on neighborhood safety.
A new study found that considering factors jointly can capture a more accurate representation of disparities in residential greenspace exposure, driven by structural racism. Exposure to trees and grass provides numerous benefits to physical and mental health, but inequities persist due to disinvestment in marginalized communities.
Researchers propose parametric urban design as a solution to improve urban design practice. This approach generates multiple possible layouts and assesses their impact on cardiometabolic health through algorithmic models. It addresses limitations of current methods by considering interdependencies between built environment features.
A new framework reveals that compact, mixed-use districts like One-North are designed to generate cleaner travel patterns, but the reality is more complex. Emissions hotspots were identified at major arterial roads, weaker transit-accessible edges of districts, and busy corridors like North Buona Vista Road.
A breakthrough AI system called OmniPredict can predict human pedestrian behaviors with unprecedented accuracy, revolutionizing self-driving cars and urban mobility. The model combines visual cues with contextual information to anticipate pedestrians' next moves, reducing the risk of accidents and improving traffic safety.
Research finds that standard road crossing intervals are too short for older adults with limited mobility, resulting in a need for slower crossings. The study analyzed walking speeds of 1,110 adults aged 65 and over and found that just 1.5% can cross the road within the typical time allowed by pedestrian signals.
A study analyzing over 100 cities in Asia, Africa, and Latin America found that compact urban planning is crucial for delivering water and sanitation to growing populations. The research suggests that if cities spread outward rather than building more densely, access to clean water and basic sanitation could be significantly impacted.
A recent study published in Nature Health found that higher park accessibility is associated with increased daily physical activity. The researchers analyzed wearable step-counter data from 7,013 anonymous users in 53 U.S. metropolitan areas and found a strong link between park accessibility and movement.
Researchers develop a novel integrated data model that merges construction and geospatial information standards to manage bridges' 3D geometry data and maintenance records. This framework enables accurate damage location assessment, repair prioritization, and predictive maintenance, leading to improved infrastructure safety and longevity.
Over half of global coastal settlements have retreated from the coast over the past 30 years in response to intensifying climate hazards. Coastal regions in Africa and Oceania lead the retreat, while poorer regions often expand shoreline settlements due to economic needs.
A new study highlights 21 critical barriers to implementing green and blue infrastructure, including technical, social, economic, governance, and policy challenges. The research provides actionable strategies for practitioners and policymakers to enhance GBI resilience across diverse urban settings.
Concordia researchers propose a new model for urban development combining key strategies to ensure an environmentally friendly future. By integrating energy, mobility, land use, and social functions, the 15-minute city principle can be applied to create sustainable neighborhoods with reduced carbon emissions.
Shared houses in Tokyo are marketed as lifestyle-driven homes focusing on comfort, connection, and personal growth. The study reveals that properties near train stations emphasize accessibility and neighborhood convenience, while those farther away highlight natural surroundings and social interaction.
A new study found that less educated and lower-income neighborhoods are consistently farther away from cultural institutions, such as elite universities and museums. The researchers measured straight-line distances and expected travel times between neighborhoods and eight amenities of cultural capital to quantify the geographic barriers.
A new study found that public greenspaces are lacking in many American communities, with some groups facing significant barriers to access. The research highlights the need for more inclusive park planning and distribution to ensure equal benefits for all residents.
Researchers outline 22 opportunities and strategies to help communities better prepare for and mitigate the effects of next pandemic; focusing on adaptable urban planning and smart technologies to ensure equitable and effective pandemic preparedness.
Minimum lot size regulations can cause racial segregation through both economic and voluntary choices, according to new research. Households with higher incomes are more willing to pay for larger lots, while Black households show a lower willingness to pay, highlighting a racial preference effect.
A new study reveals that middle-class Mancunians, including doctors and engineers, lived alongside working-class residents in the same buildings and streets. The research found that over 60% of buildings housing wealthy occupational classes also housed unskilled laborers.
Lowering residential speed limits to 30kph significantly boosts bicycle riding safety without affecting car trip times, according to a study. The reduction in traffic stress leads to more people choosing bikes as a safe mode of transport.
A Concordia University study reveals that neighborhoods with lower incomes and higher proportions of racialized residents tend to be hotter due to less vegetation. Increasing tree coverage can lower land surface temperature by 1.4°C, but wealthier areas have more access to green infrastructure.
Researchers created a high-resolution 3D liquefaction hazard map using machine learning and geotechnical data. The model accurately predicted soil properties and liquefaction risk, identifying high-risk areas in reclaimed coastal zones and river floodplains with unprecedented clarity and precision.
A new study reveals that US cities maintain a constant level of economic coherence despite technological revolutions, with larger cities being less coherent. Coherence combines variety, workforce balance, and industry diversity, constraining transformations and diversification.
A new vision plan for Innovation District Copenhagen outlines a comprehensive strategy to strengthen cooperation between businesses, educational institutions, and public actors. The district is set to become Denmark's new beacon for Life Science, with the goal of creating thousands of new jobs and attracting investments of billions.