Urban Planning

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What if cities grew in, not out? | Aaron Harris | TEDxLasVegas
TEDx Talks· 2025-09-12 16:15
Urban Development & Planning - Current urban development prioritizes cars over people, leading to isolation and hindering natural interactions [9][11][12] - Sprawling suburban development leads to economic dead zones and inefficient land use, with 30% of residential space potentially unused [8][9] - Zoning laws and parking requirements often make walkable, mixed-use developments illegal, hindering small businesses and community interaction [18][19] - Reclaiming spaces for people, such as parklets and pedestrian zones, can increase property values, tourism, and improve traffic flow [29][31] - Walkable neighborhoods generate five times more tax revenue per dollar than typical suburban strip malls, and retail space fetches a 90% premium [36] Environmental Impact - Suburban homes use four times as much water as urban residences due to lawns and non-native plants [23] - Sprawling development disrupts ecosystems and water systems, particularly in vulnerable environments like the Mojave Desert [21][22] - Cities spend three times as much per household to provide basic services in sprawling suburbs compared to densely populated areas [26] - The average American spends 55 minutes daily driving and $12,000 annually on car expenses, creating an economic burden [27] Social & Economic Considerations - Car-dependent sprawl contributes to social isolation and mental health issues, as exemplified by Las Vegas ranking as the second loneliest city in America [15] - Collision density, fostered by inward city growth, promotes innovation and economic growth through chance encounters and shared spaces [16] - Third places (coffee shops, parks, plazas) are essential for mental health and economic vitality, but often made impossible by zoning laws [17][18]
X @The Economist
The Economist· 2025-09-07 06:40
Urban Planning Goals - China's Communist Party aims for cities to be "liveable, beautiful, resilient, civilised and smart" by 2035 [1] Implementation Challenges - Implementing the ambitious urban plan might be harder than it sounds [1]
X @The Economist
The Economist· 2025-09-06 01:30
Urban Development Challenges - Many Chinese cities face issues like sprawl, smog, and gridlock [1] - China's leadership aims for a new urban development approach focused on creating more pleasant cities [1] Policy & Strategy - The new approach prioritizes quality of life over massive expansion [1] - Implementing this new approach will be challenging [1]
X @BBC News (World)
BBC News (World)· 2025-08-12 05:29
Urban Planning & Climate Resilience - London can learn from Seville on heatwave management [1]
The Problem with Urban Planning | Sofia Vea | TEDxSantaCatalinaSchool
TEDx Talks· 2025-07-30 15:31
Urban Planning & Design - The core issue in urban design is walkability, which has been a focus of city planning for thousands of years, but is often neglected in North America due to a disconnect between planners and residents' needs [6][7][8] - Car dependency negatively impacts safety and comfort, contributing to a lack of independent mobility for children and a young driving age, despite the fact that vehicle collisions are a leading cause of death for young people in the US [13][14] - The rise of suburbs in the 1950s, driven by the baby boom and post-World War II desires for space and safety, has led to car-dependent communities with significant flaws [11][12] - Mixed-use developments, like Chinatown, which integrate residential and commercial spaces, are common in Europe and Asia but rare in North America, offering a unique character and identity to a city [23] - The concept of induced demand suggests that building more roads actually increases traffic, as people shift to driving due to perceived convenience [32][33] Historical Context & Visionary Ideas - Walt Disney's original concept for Epcot was intended to revolutionize city design by prioritizing pedestrians and creating a central commercial district with underground transportation [18][20] - Victor Gruin, the inventor of shopping malls, originally envisioned them as community-building spaces similar to European shop-lined streets, but his vision was altered to focus on consumerism [25][26][27] Solutions & Future Vision - The industry should focus on creating cities that are safe, useful, comfortable, and interesting, as highlighted in the book "Walkable City" [10] - The industry should consider implementing one or two-way roads with integrated bike lanes, ample crosswalks, and transit lanes connecting the city center to surrounding residential areas [35] - The industry should promote mixed-use streets with locally-owned businesses to create unique character and reduce the need for driving [22][24] Transportation & Mobility - In the 1950s, over 50% of students walked to school, compared to less than 13% today, highlighting the decline in pedestrian-friendly infrastructure [15]
X @The Economist
The Economist· 2025-07-12 15:20
Risk Assessment - One in six Texans, approximately 16.67%, lives or works in a flood hazard area [1] Policy & Planning - Politicians need to improve planning for increasingly inhabited low-lying plains [1]
Thinking Small: Community-Oriented Responses to Urban Issues | Noah Tang | TEDxNormal
TEDx Talks· 2025-06-13 15:13
Community Development & Urban Planning - Advocates for incremental improvements in communities through small, resident-led actions, contrasting with large-scale "mega projects" often favored by politicians [1] - Mega projects often fail to build a sense of community or engage average citizens, leading to a lack of investment and weaker social ties [1] - The "Strong Towns Method" involves observing community struggles, identifying the smallest actionable step, and repeating the process [2] - Post-World War II community planning shifted towards large institutional investors and governments planning entire subdivisions, hindering individual adaptation and fostering isolation [2] - Small actions by a collective of residents can lead to significant community changes [2] Housing Crisis & Solutions - Bloomington Normal faces a housing shortage of at least 4,500 units, projected to potentially grow to 16,000 units in 10 years [2] - A small percentage of homeowners renting out spare rooms or building additional units could democratize the response to the housing crisis [3] Community Engagement & Revitalization - Community engagement activities, such as trash pickups, foster interaction and identification of local problems [3] - Documenting and displaying the history of old homes can create a sense of common identity and encourage community investment [3] - Community land trusts can assist elderly or disabled residents with DIY projects, restoring pride and safety [4] Economic Development - Renting out a VFW post kitchen to startups lowers the barrier to economic participation, enabling small restaurants to test menus and grow their brand [6][7] - Allowing patrons to bring their own food to a bar can foster community and potentially sustain a food truck, promoting economic resilience [8][9]