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Urban Planning

Quantifying Stormwater Benefits of Trees Part 2: Single-Event Stormwater Models

July 28, 2015 by Leda Marritz

Help from HydroCAD 

An introduction to various methods to quantify the stormwater benefits of tree stormwater control measures (Tree SCMs). It addresses Hydrologic and Hydraulic (H&H) models and Single-Event Stormwater Models. It follows a post on quantifying these benefits for tree benefit calculators and for stormwater credits.[read more]

The Case For Congestion Charging to Manage Traffic

July 28, 2015 by Brandon Donnelly

Pay to drive in

The very few cities that have actually had significant success at reducing traffic congestion – notably Singapore, London and Stockholm – have done this through cordon-based congestion pricing wherein if you pass the cordon, you pay the congestion charge. Should other cities copy them?[read more]

Buildings: Our Biggest (and Most Underutilized) Asset for Improving How Cities Perform

A quiet moment in Wuxi, China

It’s time for leaders from both the public and private sectors to pay attention to buildings as a way of improving how their cities perform. High performance buildings (and their cousins: net zero, or near-net zero buildings) are a boost to health and productivity. Here's how to begin.[read more]

Five Ways to Save Lives with Urban Design

July 28, 2015 by The Dirt ASLA

Cut traffic deaths.

Globally, 1.24 million people are killed in traffic accidents every year, with more than 90 percent of these deaths occurring in low and middle-income counties. A review of Cities Safer by Design, a report by the World Resources Institute, which presents five basic urban design elements that create safer travel environments.[read more]

Cape Town: Three Ports + One City = More Jobs?

July 27, 2015 by Cape Town Partnership

Three ports, one city. How will the improved efficiency of Cape Town’s three transfer nodes benefit the city, and the nation?


Three ports, one city. How will the improved efficiency of Cape Town’s three transfer nodes benefit the city, and the nation?[read more]

Why The Zoning Debate In Seattle Has Lacked ‘First Principles’

July 27, 2015 by Chuck Wolfe

Where to put affordable housing?

A guest opinion last week in Seattle's Crosscut went back to zoning basics after several articles and opinion pieces--in Crosscut and other media--attempted to dissect a key issue identified in affordable housing discussions.[read more]

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New report: Coastal Cities Will Drown In Around 50 Years

July 27, 2015 by David Thorpe

New York City could look like this

Sea levels are projected to rise faster than previously thought – as much as 10 feet within the next 50 years – precipitating an undeniable and irreversible effect on coastal cities like New York and Miami, according to a new study by 17 of the world’s top climate change experts.[read more]

Imitate to Innovate: Vitoria-Gasteiz Shows How Cities can Address 21st Century Challenges

July 27, 2015 by This Big City

Before and after the tram

The Spanish city of Vitoria-Gasteiz has recently transformed itself from a congested and car-dominated city into one of the most pedestrian and bicycle-friendly places in Europe. It didn’t achieve this by going at it alone. Its key to success was learning from others.[read more]

What Bus Rapid Transit Is and What It Isn't

July 27, 2015 by Klaus Philipsen

Like a train on tires

Most of what gets billed as BRT in the US doesn't cut it: a single BRT line doesn't, nor does a system where standard 40' buses can barely transport more than 50 people at a time, nor a system where buses get stuck in traffic or where buses linger at stops until a long line of cash payers has entered through a single door of a bus. So what does?[read more]

Could A City Really Be Redesigned To Build Happiness? An Interview With Charles Montgomery

July 27, 2015 by Walk21 Vienna

Planning for fun

Could a city really be redesigned to build happiness? One major aspect of liveability relates to how happy we can feel in the public spaces we inhabit. We talk to one of the leading authors in the field of urban happiness, Charles Montgomery, who will be a plenary speaker in the upcoming Walk21 conference in Vienna.[read more]

A Smartphone App to Help Choose the Best Walking Route

July 24, 2015 by The Dirt ASLA

Rate the route

Most smartphone map apps give you several direct routes to get from Point A to Point B, but the quickest or most convenient path isn’t always the most enjoyable. Those interested in finding the most beautiful, walkable route to their destination can now try Walkonomics.[read more]

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Why Cities Need Youth Innovation for a Low Carbon Future

July 24, 2015 by Ivan Bruce

Young winners, designers of a walking app

More than ever, we need young people involved in creating sustainable cities. This can be achieved by establishing and strengthening networks that provide opportunities for young aspiring entrepreneurs and innovators to get involved and learn from like-minded groups of individuals on a global scale.[read more]