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WE TEST: Big Data – Small Actions

October 6, 2015 by Walk21 Vienna

The WE TEST approach involves the use of data and experimentation to achieve citizen involvement, build the case for pedestrian and public space schemes and fast track implementation.[read more]

Mumbai Streets Display Equality on Sundays

October 5, 2015 by Walk21 Vienna

Every day, Mumbai residents are being squeezed out of spaces to walk or cycle by the sheer pressure of cars. Equal Streets is a citizens’ movement that seeks to highlight the fundamental imbalance in Mumbai’s transport planning priorities.[read more]

Why is Cebras por la Vida Important for Bogotá?

October 1, 2015 by Walk21 Vienna

Designing and building a city thought the eyes of pedestrians’ needs brings dignity and quality to urban life. Cebras por la Vida is an effort to bring back the fun and the seriousness to the process of reclaiming our city[read more]

Each Street Redevelopment Is a Chance for the City

September 30, 2015 by Walk21 Vienna

Often cities trust in engineers’ or architects’ knowledge to design the public realm. But is it possible to do a good job without walking and experiencing the street?[read more]

Mending Library Repairs Clothes and Connects People on SF's Skid Row

September 30, 2015 by Shareable .

Travel guides generally warn tourists to steer clear of the Tenderloin District, San Francisco's version of skid row. For 14 years, however, Michael Swaine mended clothes for people in the heart of the district. Once a month, he set up his cart, with its antique treadle sewing machine, and got to work repairing pants, tops, jackets, bags, or whatever else a needle and thread could save.[read more]


Let's Use Solar Energy to Power Air-Conditioning, Save Billions and Cut Emissions

September 29, 2015 by David Thorpe

Let solar power cool you off – no sweat!

According to the NREL, "air conditioning currently consumes about 15% of the electricity generated in the United States. It is also a major contributor to peak electrical demand on hot summer days, which can lead to escalating power costs, brownouts, and rolling blackouts".[read more]

The Invisible Design Features of Cities

September 22, 2015 by CC Huang

To the untrained eye, beautiful skylines, impressive subway systems, and lively public parks characterize great cities. However, there are also a number of invisible design features that characterize the best cities – urban growth boundaries, transit-oriented development, walking and biking pathway density, and small blocks are among the most important of these design features.[read more]


How Smart Growth Puts California on the Path to 2030 Climate Success

September 9, 2015 by Christopher Busch

California Climate Change Action

California wants to reduce emissions 40% by 2030. Smart growth policies would help the state achieve this target,save the government billions on infrastructure and health costs, and save residents thousands annually in transportation costs, all while empowering economic growth and housing equality.[read more]

Why We Need Trees in Our Cities

September 1, 2015 by Shane Carpani

Trees significantly improve the livability of urban areas. In this article, we outline the main benefits that mature urban trees offer our cities.[read more]

Designing Safer Cities in India: Reducing Speed and Protecting Pedestrians

India and Road Safety


Over 140,000 people lost their lives on our roads last year, giving India the distinction of having the highest number of road accident victims in the world. As our country continues to motorize exponentially, this problem will only grow– unless we make urgent and far-reaching changes to our road safety approach.[read more]


How Sustainable Cities Collective Members Are Building a Better Future

July 29, 2015 by David Thorpe

Towards the green city [This is Singapore]

This is my last post for the time being on Sustainable Cities Collective and I want to take the opportunity to explain how I have come to understand the great value that it has. What will life be like for urban citizens in the future? The answer may depend upon whether you or your descendants will be living in a city which has implemented many of the ideas already covered on this website.[read more]


Cities are Built of Steel and Cement. How Can We Make These More Sustainable?

July 28, 2015 by David Thorpe

Build more with less

Everybody knows that we use raw materials inefficiently but there are great knowledge gaps in what to do about it. The authors of Sustainable Materials Without the Hot Air want to fix this by looking in detail at the production of materials to figure out the most effective way to reduce their environmental impact.[read more]