CityReads | The “15-Minute City” Controversy

楼市   2024-06-28 21:00   上海  

504
The“15-Minute City” Controversy 


In essence, the 15-Minute City revolves around four fundamental elements: proximity, density, mixed use, and ubiquity.


Moreno, C. (2024). The 15-minute city: A solution to saving our time & our planet. Wiley.

Sources:https://www.wiley.com/en-us/The+15-Minute+City%3A+A+Solution+to+Saving+Our+Time+and+Our+Planet-p-9781394228140

https://www.moreno-web.net/new-book-the-15-minute-city-a-solution-to-saving-our-time-and-our-planet/

https://www.theguardian.com/cities/2024/apr/06/why-has-15-minute-city-taken-off-paris-toxic-idea-uk-carlos-moreno

https://www.theb1m.com/video/15-minute-cities-explained

https://www.c40knowledgehub.org/s/article/15-minute-cities-Debunking-the-myths?language=en_US

In 2015, Carlos Moreno of Sorbonne University introduced the concept of the 15-minute city at the United Nations Climate Change Conference (COP21) in Paris. This concept gained support and implementation in cities like Paris, but faced criticism and attacks from opponents of car restrictions and far-right conspiracy theorists. Recently, Moreno published "The 15-Minute City: A solution to saving our time & our planet," detailing the origins, theoretical foundations, development process, and practical experiences in major cities across continents.

The Genesis of the 15-Minute City: Addressing Global Climate Change and Health Crisis

Carlos Moreno proposed the concept of the 15-minute city in direct response to the global climate crisis, particularly following COP21 held in Paris in December 2015. The COP21 agreement acknowledged the urgent need to reduce greenhouse gas emissions and enhance society's resilience to the impacts of climate change. Its central objective is to limit the global temperature increase to well below 2 degrees Celsius above pre-industrial levels, with efforts continuing to limit the increase to 1.5 degrees Celsius.

Against the backdrop of the global health crisis represented by the COVID-19 pandemic, the concept of the 15-minute city emerged as a proposal to reconfigure urban spaces by promoting hyper-proximity to improve quality of life. It is a response to the dual crises of climate change and health, advocating for an urban lifestyle that minimizes environmental impact by significantly reducing car travel, while providing residents with opportunities to meet their basic daily needs close to home.

By encouraging active modes of transport such as walking and cycling, the 15-minute city aims to reduce dependence on private cars, which are major contributors to greenhouse gas emissions. It promotes the use of efficient and affordable public transportation to reduce traffic congestion and associated pollutant emissions.

Furthermore, the 15-minute city promotes the transition to cleaner, renewable energy sources. This includes encouraging the use of electric or hydrogen-powered public transport, as well as deploying sustainable energy systems to power buildings and infrastructure.

What is a 15-Minute City?

The 15-minute city represents a urban planning concept and development model where residents in high-density areas can access various daily necessities within a 15-minute walk or bike ride. Similarly, the 30-minute territory extends this spatial concept slightly further, accommodating areas with lower population density.

An illustration of the things a resident should be able to achieve within 15 minutes of their home under Moreno’s vision

The 15-Minute City aims to integrate living, working, education, leisure, services, and nature more closely together within high-density urban areas, reducing dependence on motorized transportation, lowering air pollution, promoting community interaction and cohesion, and enhancing urban quality of life.

The concept encourages soft and sustainable modes of transportation by shortening distances, improving infrastructure for pedestrians and cyclists, and strengthening public transportation. This encourages residents to choose more environmentally friendly travel options, reducing greenhouse gas emissions, traffic congestion, and associated health issues from air pollution. It aims to protect the environment, alleviate pressure on natural resources, and promote more efficient use of urban space. The 15-Minute City also aims to improve quality of life, strengthen social cohesion, and encourage community development. It serves as a micro and meso-level solution to address the macro challenges posed by climate change, building more sustainable, livable, and resilient cities.

Key principles of the 15-Minute City include:

Promoting functional diversity and mixed uses within neighborhoods, integrating mixed housing, commercial spaces, offices, green areas, and services to reduce commuting distances and enhance daily convenience.

Encouraging compact and intensive use of space to avoid urban sprawl and preserve surrounding agricultural and natural areas.

Emphasizing spatial proximity, community, and sustainable development.

The Core Concept of the 15-Minute City: Proximity

Proximity becomes a powerful lever for redefining our relationship with the city, our communities, and ourselves. It is the pursuit of a life anchored in the present, where we actively strive to create environments conducive to personal and collective fulfillment. This quest for proximity transcends geographical and cultural boundaries. Whether in the bustling megacities of Asia, the historic districts of European cities, the rural communities of South America, or the traditional villages of Africa, people are seeking to forge closer connections with their immediate surroundings. They aspire to a life where distances are reduced, exchanges are facilitated, and community is valued.

The pursuit of proximity prompts us to rethink our choices and priorities to promote a more balanced and satisfying life, where time can be devoted to meaningful activities, relaxation, creativity, and well-being.

The COVID-19 pandemic has prompted a global rediscovery of proximity, reinforcing the idea that essential services and resources should be accessible within short distances through active modes of transportation such as walking or cycling. Many cities have begun to reconsider their urban planning and have taken specific measures to promote this proximity revolution. Initiatives include creating and expanding bike lanes, extending restaurant terraces to allow for social distancing, and launching community greening initiatives.

The 15-Minute City emerges as a key concept, offering a vision for urban reconfiguration based on hyper-proximity, low-carbon travel, and enhanced quality of life.

Creating a City of Proximity: Transitioning towards Polycentric Proximity

The 15-Minute City represents a paradigm shift in urban thinking and planning aimed at reimagining lifestyles and reconsidering our relationship with space and time. No longer adhering to rigid models of zoning and functional separation, we are exploring the possibilities of proximity, versatility, mixed-use, and changing rhythms.

The 15-Minute City introduces a new urban ontology, realizing six essential urban social functions based on low-carbon proximity: living with dignity, reducing commuting while obtaining supplies via short supply chains, maintaining physical and mental health in the vicinity, accessing education and cultural activities nearby, and flourishing in harmony and resilience with nature.

In essence, the 15-Minute City revolves around four fundamental elements: proximity, density, mixed use, and ubiquity.

Urban ontology of the 15-minute city

The Principles of Building 15-Minute Cities Are Not New

Towns and cities built before the advent of cars were effectively 15-minute cities, although some were planned while most were not. Dense, mixed-use neighborhoods provided convenient facilities and services for nearby residents, a norm in urban construction and development.

It wasn't until the early 20th century that modern urban planning paradigms centered around cars began to dominate, advocated by urban thinkers like Le Corbusier. These planning models emphasized order, rationality, and functional zoning, dividing cities into distinct zones such as industrial, financial, residential, and cultural areas. They enforced separation between where people lived and where they worked, shopped, or socialized, creating cities oriented around cars with highways connecting different zones. This led to car dependency, traffic congestion, air pollution, long commute times, isolation, and inconvenience for non-drivers, among other issues. Urban traffic infrastructure centered on cars led many cities to demolish productive streets and mixed-use communities to expand roads, highways, and parking lots, making walking and cycling hazardous. Once-thriving communities, commercial streets, and shops declined as cities prioritized car speed over street experience.

Since the 1960s, Jane Jacobs called for a more human-centered approach to urban development, promoting mixed-use, high density, walkability, and creating places where people want to shop, linger, and spend time, reducing the priority of cars to create safer, more pleasant public spaces and street environments, providing more space for alternative transportation and other vibrant street uses.

Therefore, the principles of building 15-minute cities are not new; what's new is the term "15-minute city."

Today, the "15-minute city" has become a widely used term encompassing various similar urban strategies. It was a key concept in Paris Mayor Anne Hidalgo's successful re-election campaign in 2020. 15-minute cities take various forms and names worldwide, such as “complete neighbourhoods”,”20-minute neighbourhoods”, and “a city of close proximities”.

Strategies aligned with the principles of the 15-minute city are implemented in cities of drastically different spatial forms—from sprawling, low-density, high-income cities like Houston, Vancouver, and Melbourne, to semi-dense, medium-income cities like Bogotá, to densely populated European cities like Barcelona and Paris, and cities in China. The 15-minute city demonstrates flexible applicability across diverse urban contexts.

Controversies Surrounding the 15-Minute City

Since 2022, conspiracy theories about the "15-minute city" have surfaced online, across social networks, and in some media outlets. These theories often conflate the concept with denial of the climate emergency, the COVID-19 pandemic, and the effectiveness of COVID-19 vaccines. These conspiracy theories have sparked street protests in some cities, particularly in the UK, including London, Oxford, Birmingham, Bristol, Canterbury, and Sheffield.

Some online forums claim that the 15-minute city represents the first step toward a dystopian society akin to the Hunger Games, where residents are not allowed to leave their designated areas. They do not see it as a path toward a low-traffic, low-carbon future but rather as a slippery slope toward living in an open-air prison.

A protester at a demonstration against 15-minute cities, London, 10 December 2022

The proponent of the 15-minute city concept, Moreno, has even received death threats, necessitating police protection for his personal safety during visits to Argentina.

In response to public misunderstandings and misconceptions, especially from right-wing individuals, about the 15-minute city, the practicing organizations attempt to debunk the myths:

First, the 15-minute city does not ban cars.

The "15-minute city" merely seeks to reduce dependence on cars; it does not advocate for a complete ban on cars. Roads will still exist, and you can still drive your car.

Some urban development projects may choose to pedestrianize certain areas or create low-traffic neighborhoods—this is not a new initiative and has been implemented for decades. Similar to pedestrian zones in almost any village, town, or city, access will be maintained for deliveries, disabled individuals, emergency services, special events, and more.

Paris Mayor Anne Hildago's plans for the city include reducing the number of car lanes on the Champs-Élysées, but not banning cars entirely.

Second, human mobility is not restricted; the 15-minute concept does not prevent anyone from leaving their community.

The 15-minute city is not a physically enclosed space, and there are no restrictions on entering or leaving. It provides local residents with convenient facilities they want and need, but it does not mandate their use. Residents who wish to travel longer distances by car or other means are free to do so for any reason. Travel is a choice, not a requirement. The 15-minute city aims to reduce the time wasted on essential services like grocery shopping, schooling, leisure, and healthcare facilities, offering more choices on how and where to spend time.

The strategy of the 15-minute city also makes walking, cycling, and public transport more convenient, providing more options for how we move around urban areas.

Of course, the 15-minute city is not beyond criticism and has its drawbacks. However, threats to personal rights from travel permits are not part of it.



CityQuotes

1.Over the great bridge, with the sunlight through the girders making a constant flicker upon the moving cars, with the city rising up across the river in white heaps and sugar lumps all built with a wish out of non-olfactory money. The city seen from the Queensboro Bridge is always the city seen for the first time, in its first wild promise of all the mystery and beauty in the world.” 
F. Scott Fitzgerald, The Great Gatsby

2.I saw my life branching out before me like the green fig tree in the story. From the tip of every branch, like a fat purple fig, a wonderful future beckoned and winked. One fig was a husband and a happy home and children, and another fig was a famous poet and another fig was a brilliant professor, and another fig was Ee Gee, the amazing editor, and another fig was Europe and Africa and South America, and another fig was Constantin and Socrates and Attila and a pack of other lovers with queer names and offbeat professions, and another fig was an Olympic lady crew champion, and beyond and above these figs were many more figs I couldn't quite make out. I saw myself sitting in the crotch of this fig tree, starving to death, just because I couldn't make up my mind which of the figs I would choose. I wanted each and every one of them, but choosing one meant losing all the rest, and, as I sat there, unable to decide, the figs began to wrinkle and go black, and, one by one, they plopped to the ground at my feet.”

Sylvia Plath, The Bell Jar

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