Articles tagged with Urban Planning
A new species of manzanita has been discovered on the central coast of California, but its survival is already at risk due to urban development. The species, Arctostaphylos nipumu, lacks a protective burl that allows some other manzanitas to resprout after wildfires.
A new study from USC Dornsife finds that LA's urban greenery absorbs up to 60% of daytime fossil fuel CO2 emissions in spring and summer, providing valuable insights into the impact of trees on air quality. The research provides data-driven insights for future planting efforts and informs the USC Urban Trees Initiative.
A study by Barcelona Institute for Global Health estimates that increasing green spaces in the city could prevent 178 premature deaths per year. The proposed Green Corridors plan would lead to a 3.64% increase in green space, reducing mortality rates and heat-related deaths.
Researchers introduce a performance-based framework that integrates hydroclimate variability, hydrology, machine learning, community knowledge and feedbacks between physical and social systems. This approach enhances understanding of flood risks while emphasizing long-term community resilience.
A new study reveals that downtown Houston skyscrapers designed to withstand hurricanes are actually more vulnerable to intense, localized wind forces called downbursts. The research found that these strong winds can cause significant damage to facade panels, cladding, and windows on lower floors.
A study by Seoul National University researchers found that men and women prioritize different aspects of visibility in urban spaces, with men focusing on clear views and women concerned with unexpected threats. The research suggests designing piloti parking spaces with transparent fences and minimizing blind spots can reduce crime anx...
A Tel Aviv University study found urban bats have shorter pregnancies and start reproducing earlier due to favorable temperatures and food abundance in cities. This is the first study linking urban living to mammalian reproductive patterns.
A groundbreaking research project is exploring the unique role of kittiwakes in urban ecology, aiming to establish a governance framework that promotes harmonious coexistence between humans and wildlife. The study will employ various tools, including machine learning and GIS, to assess the impacts of urban development on biodiversity.
A study at Florida Atlantic University reveals a correlation between commuter students' mental health status and increased risk of being involved in a crash while driving. Researchers found that students with anxiety or depression may be more likely to be distracted or exhausted, impairing their ability to focus on the road.
A recent study published in One Earth reveals that the climate effects of new particles in urban areas have been significantly underestimated. Particle formation is more pronounced at higher altitudes, where factors such as sulfuric acid and increased relative humidity promote particle growth.
Researchers from the University of Houston have confirmed alarming rates of subsidence in Miami's barrier islands, with 35 skyscrapers sinking up to three inches into the ground since 2016. The study used InSAR technology to detect changes in the earth's surface and found that construction-induced stresses extend beyond building footpr...
The project, called NanoDT, will create a detailed virtual replica of Downtown Brooklyn to help emergency responders better navigate accident scenes and manage traffic disruptions. By integrating 3D visualization with real-time traffic data, the system aims to enhance situational awareness and response strategies.
A new project, GP4Streets, provides tailored 'greening prescriptions' for UK streets to adapt to local climate challenges. Communities will be equipped with monitoring tools and DIY greening kits to improve air quality, temperature, and biodiversity.
A study published in Science of the Total Environment found that stormwater detention basins in Northern Virginia face significant salt stress due to road salts. Native plant species, such as cattails, showed promise in tolerating high salt concentrations, but their impact on overall salt removal was limited.
A new USC study reveals that the US is facing a shortage of 4.5 million homes due to policy missteps in the early 2000s, which led to a historic housing bubble and subsequent Great Recession. The crisis has disproportionately affected millennials and people of color, with racial and ethnic disparities in homeownership widening over time.
Researchers have uncovered clay tablets with ancient cuneiform writing, game boards, and large structural remains at the ancient Mesopotamian site of Kurd Qaburstan in Iraq. The study sheds new light on literacy, urban development, and social inequality in this Middle Bronze Age city.
The National University of Singapore's HRPC has been designated as the GHHIN Southeast Asia Hub, aiming to mitigate extreme heat risks through research, policy, and partnerships. The hub will focus on addressing unique regional challenges such as high humidity, urbanization, and socioeconomic disparities.
The integration of ground source heat pump (GSHP) systems with energy piles offers a promising solution to address the growing urban heat island effect and reduce electricity consumption in smart cities. This technology provides efficient heating and cooling, reduces carbon emissions, and promotes sustainable urban development.
Researchers from the University of the Basque Country have assessed the technical feasibility of automatically separating marine plastic waste from urban recycling. They found that PET plastic bottles of marine and urban origin can be separated with high effectiveness using an optical separation system.
Volcanologists' unique skillset can help urban governments customize lessons learned globally to address specific geographic, demographic, and economic challenges. By applying global knowledge to individual scenarios, cities can prepare for increasingly dangerous climate perils.
A University of Cambridge-led study found that urban trees can lower pedestrian-level air temperature by up to 12°C. However, the study also revealed that the introduction of trees can have varying cooling effects in different climates and tree species traits.
A pair of studies analyze specific high-profile projects and a broader range of proposals, providing valuable frameworks for evaluating their effectiveness. The studies identify six primary types of climatopias, with the Reduce and Re-Use categories exhibiting the most profound engagement with sociopolitical transformation.
Researchers found that roof greening in all major Chinese cities could potentially create a large carbon sink, with grass planting scenarios showing approximately 52.2 Tg C a−1 emissions offset, equivalent to fully offsetting household emissions. Prioritizing greenery on low-rise roofs can harvest the most carbon sinks, over 90%.
Higher levels of satellite-based greenness and street-level green components are associated with lower adiposity in US children. The study suggests that increasing residential green space levels could be a viable urban planning strategy to combat childhood obesity.
Research from the University of Kansas found that American and Canadian universities have made progress in addressing climate change in their curriculum, but vary widely in how they approach it. The majority of programs include climate change as an elective course, with a focus on adaptation rather than mitigation.
Researchers introduced an innovative AI-powered solution to identify and differentiate Non-Line-of-Sight errors in urban Global Navigation Satellite Systems. The Light Gradient Boosting Machine (LightGBM) model achieved impressive 92% accuracy, significantly improving positioning accuracy in densely populated cities.
A study using NASA satellite data found that cities in the Global South have significantly less green space and cooling capacity than those in the Global North, with an average of 70% less cooling capacity. This compounds existing problems, as cities in the South are predicted to see more heat extremes due to lower latitudes.
Researchers from Michigan State University used brain-scanning tools to predict visitation patterns in urban environments. The study found that the brain's reward system can shape human behavior within cities, aiding in designing sustainable living spaces.
Researchers advocate using imagination and 'design-based research' to prepare urban river deltas for climate change. By visualizing possible futures, civic engagement and motivation can be encouraged, leading to more effective climate adaptation.
A study in Warsaw, Poland found no difference in insect-pollinated plant composition or species richness between sown and natural meadows. However, natural meadows had twice the number of butterflies compared to sown meadows.
Researchers found a 10.8% price discount in the AEP 100 flood zone and a 4.4% discount in the AEP 500 flood zone, highlighting the financial burden of flood risk on homebuyers. The study emphasizes the need for policymakers to safeguard communities and manage real estate markets as climate patterns intensify.
A new study by RMIT University found that eight major global cities have inadequate canopy cover despite having an abundance of trees. The '3-30-300' rule, which aims for 30% canopy cover and a view of at least three trees, was used to measure access to nature in the cities.
Researchers at TUM studied 103 public squares in Munich to understand how design factors affect flora and fauna. They found that diverse ecosystems are more stable and beneficial for human well-being, with positive effects on the immune system, moods, and microbiome.
Cardiovascular disease death rates increased by 21% for adults aged 25-64 living in rural areas, while urban adults saw a 9% decline between 2010 and 2022. Younger rural adults are particularly vulnerable to cardiovascular mortality due to worsening cardiometabolic health and reduced healthcare access.
Researchers at Lehigh University are using advanced algorithms and cross-domain data to help cities predict human movement patterns, enabling better planning and preparedness for events and emergencies. The model will account for variations in data streams from different sources, such as cell towers, GPS, and financial transactions.
A study from University of Vermont researchers suggests that some bird species may be more flexible to habitat changes than previously understood, creating new opportunities for supporting populations through city planting efforts. The team found that space-for-time substitutions, a method for predicting future species counts using hab...
A new study reveals that locally optimized urban forms can significantly reduce CO2 emissions, but generalizations cannot be made due to context-dependent relationships. Urban open and green spaces are found to be paramount in mitigating urban CO2 emissions.
A new study provides a tool for urban planners to set science-based city-wide greening goals, estimating that cities can reduce land surface temperatures by up to 0.23°C with increased tree canopy cover. The research found that the cooling efficiency of urban trees increases at larger scales, but at a slower rate.
A new study reveals gentrification's complex impact on residential communities in Seoul, Korea, finding that state-led urban change can lead to emotional displacement of residents. Meanwhile, property-led redevelopment has resulted in direct displacement and replacement of industrial clusters with high-rise residential construction.
A recent study found that the pandemic led to a significant shift towards staying at home, with people spending nearly an hour less per day on out-of-home activities. The trend has continued post-pandemic, with time spent away from home still lower than in 2019.
David Abraham, Rice University lecturer and research scientist, was honored for his work in fostering sustainable urban development and climate resilience. He launched Houston's first community resilience portal and directed a flood resilience plan after Hurricane Harvey, showcasing his commitment to building resilient communities.
Researchers developed a new index combining human comfort and social vulnerability with heat island mitigation strategies. Trees were found to provide the best relief from heat in vulnerable areas, while cool roofs and green roofs were preferred in less vulnerable neighborhoods.
A new study from Virginia Tech shows large language models can assess human-made environments using street-view images, similar to traditional methods. LLM-based performance offers a more accessible tool for users in small to medium-sized cities, making it easier to manage smart urban infrastructure.
A machine learning model predicts soil behavior during earthquakes, identifying areas vulnerable to liquefaction and providing contour maps for safer construction sites. The study uses geological data to create detailed 3D maps of soil layers, improving prediction accuracy by 20%.
A new study by the University of Exeter found that public participation is key to enhancing urban living conditions and environmental decision-making in China. The research suggests that smaller local projects tend to have higher levels of public engagement, while larger initiatives often experience minimal involvement.
A systematic review of 12 studies found that urban green spaces are associated with lower rates of heat-related ill health and death, particularly among vulnerable groups. Additionally, urban greenery is linked to better mental health and wellbeing, potentially mitigating the negative effects of high temperatures.
A comprehensive assessment of human activity in the Arctic reveals that over 5% of the region is affected by light pollution, with an annual increase of 4.8%. The study highlights the critical need for monitoring and planning to support sustainable development and conservation in the Arctic.
A new study has identified novel strains of microbes that have adapted to use limited resources in cities, including those found in Hong Kong's subways and skin. These microbes can metabolize manufactured products, posing health risks if they are pathogenic.
A team of researchers has developed a proposal for an urban goods distribution network in Barcelona, focusing on micro-hubs at existing public transport stations. The algorithm optimizes delivery routes using cargo bikes and electric vans to reduce greenhouse gas emissions and improve air quality.
A new study suggests that Miami's native trees may not survive in the coming decades due to global warming, but tropical species can thrive and provide shade. The research recommends planting trees from the Caribbean region, such as black olive and gumbo-limbo trees, to mitigate the heat island effect and absorb carbon dioxide.
Climate change could be disrupting symbiotic relationships between insects and plants, with urban areas showing less herbivory despite lacking protective ants. The study found that urban plants were not decimated without their normal protector ants, suggesting alternative defense mechanisms.
Researchers analyzed nearly 49,000 crossings in three diverse cities to identify patterns and correlations between crosswalk lengths and pedestrian safety. Longer crosswalks were associated with higher probabilities of pedestrian-vehicle collisions, highlighting the potential for data-driven improvements to urban infrastructure.
A Kobe University research team analyzed conditions for access to nature across generations, finding that availability of green spaces, nature-relatedness, and childhood experiences drive visits. The study highlights the importance of effective environmental education and urban planning policies to address inequalities in nature access.
A study reveals that shrinking Japanese cities are often medium-sized or small, and that urban policies should be tailored to their specific needs. The research found correlations between population changes and social, economic, and urban-planning factors in cities of varying sizes.
A new study reveals the flood insurance program's effects differ greatly among communities, with higher-population and wealthier areas benefiting more from discounts on premiums. Lower-income communities also see benefits, but only in areas with less racial and ethnic diversity, realizing a gain of about $6,000 per household.
A new study reveals that extreme heat significantly alters how people go about their daily lives, reducing outdoor activities and shifting transportation choices. Vulnerable groups, such as low-income individuals without access to cars, face the biggest challenges in coping with extreme heat.
A study published in Royal Society Open Science uses virtual reality to educate people about harmful, non-exhaust vehicle emissions and how to navigate safely. The research reveals that exposure risk is highest at the end of braking events, particularly near bus stops and pedestrian crossings.
A new study finds that slow-moving landslides are frequently excluded from estimates of landslide risk, threatening people living on unstable slopes. Urban growth, climate change, and flood risk drive population shifts to safer areas, yet poorer populations may have limited options.
Researchers from University of Utah introduced Simulating Travel Rates in Diverse Environments (STRIDE) model to predict walking travel times with unprecedented accuracy. The model considers slope steepness, vegetation density, and ground surface roughness for efficient routes.
A new metric assesses cities globally, uncovering significant inequalities in access to services. The research team developed a relocation algorithm to understand how to increase accessibility and reduce inequality in urban areas.