Natural experiments in urban air quality in Rwanda

To understand the current drivers of air pollution, we used two natural experiments (Car-Free Day and COVID-19 Lockdown) to examine their impact on air pollution using particulate matter air pollution data in Kigali City. The health impact of non-motorized transport events in Kigali, known as ‘Car-Free Days,’ goes beyond just mass physical exercise. Importantly, it has reduced air pollution by 15%, this is expected to save more than 200 disability-adjusted life years annually.

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Urban design as an antidote to loneliness?

Recognizing the challenges of social isolation and loneliness among the aging population; research attention is turning to explore the social dimension of urban design and questions of how the built environment can support social interaction. In the rapidly evolving context of transit-based urbanism, urban spaces not only enhance the city’s overall livability but also offer older adults increased accessibility and interaction opportunities beyond their immediate residential neighbourhood, potentially alleviating feelings of social isolation and loneliness.

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Where do older people in China want to live as they grow old?

The image of older people in China preferring to live with their children is not uniformly the case, particularly for those with the most resources, and with fewest. Not enough is known about preferences for what kinds of places older Chinese want to live in, including the design, location, and tenure of homes.

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Transforming the urban public realm to children’s play network in a tower neighbourhood in Toronto

Our findings revealed that despite the limited play destinations compared to the local child population, children’s outdoor play experiences are predominantly positive. This positive outlook is attributed to their sense of safety within familiar spaces and strong social ties with neighbours beyond their immediate families. Key contributing factors include the proximity of schools and play areas to residential locations, the strategic placement of playgrounds along home-to-school routes, and the hierarchical relationship among neighbourhood open spaces.

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Enhancing children’s play in high-density urban environments: A systematic review of current insights

High-density urban environments significantly affect children’s play and well-being. This study provides current insights and explores potential solutions for enhancing play spaces in compact cities, aiming to promote a healthier and more sustainable urban future for children. Our goal was to synthesize current knowledge and provide guidance for improving play spaces in compact cities, ultimately contributing to more sustainable and liveable urban environments for children.

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Compact city, compact playgrounds: How Oslo’s population density and daycare size influence children’s outdoor spaces 

In this study, I measured the size of outdoor playgrounds at all daycare centers in Oslo and looked at how these sizes relate to how densely populated the districts are and how many children are enrolled at each center. Since the 1980s, Oslo has been getting busier and more built-up due to a compact city policy, a trend that is likely to continue as more people move to the city in the coming years. This makes it interesting to investigate how living in a denser city and having bigger daycare centers might affect the space children have to play outside in their daycare.

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