September 29, 2014, 9am PDT
So much for the conventional wisdom that world population would peak at 9 billion by 2050 and then decline. A new analysis shatters it, concluding population will rise to 11 or 12 billion by 2100, and possibly continue growing.
August 6, 2014, 6am PDT
Called by some the "third industrial revolution," what are some of the opportunities and costs of applying 3D printing to issues facing the developing world, and more importantly, emergency housing?
June 16, 2014, 7am PDT
In the many cities hosting the month-long FIFA World Cup tournament, street artists share their criticisms in vibrant, powerful murals located in public spaces.
May 1, 2014, 11am PDT
To deal with its high pollution levels, which rank worse than the EU average, Madrid will implement a new parking fee system that charges more for the most polluting cars. Electric cars will park for free.
April 26, 2014, 11am PDT
What is the best height to promote good urban living? It needs to be high to attain necessary density but not so high that it detracts from the quality of life, particularly for existing residents. In short, what is the Goldilocks height level?
February 10, 2014, 7am PST
Back in 2009, Olympic officials were claiming that the Sochi Winter Games would be the "greenest" games ever. But besides a large carbon offset, the Olympics' sustainability efforts have been underwhelming.
January 31, 2014, 9am PST
In this European country, the Nissan Leaf is the third best seller and Tesla's Model S luxury car is number one. The major reason is not its environmental ethos, which is strong, but because of the perks that EVs receive. What county is it?
January 28, 2014, 11am PST
The Centre for Cities has released a report called the Cities Outlook 2014, which examines the question of whether London’s success might come at the expense of the rest of the U.K.’s cities.
January 27, 2014, 12pm PST
An Oxford city councillor would like to bring a Swiss system of erecting "ghost building" profiles to the UK for the first time to help residents and officials understand the scale of proposed projects before granting permits.
January 13, 2014, 7am PST
With women accounting for only 20% of registered architects in Britain and 8% of professional engineers, the incoming president of the Royal Academy of Engineering has a compelling idea to encourage more women to enter the fields: give girls legos.
December 3, 2013, 7am PST
Rowan Moore looks at the multiple layers that are conspiring to make a maturing Miami the "new Most Exciting City in America". Diverse cultural offerings and branded architecture are attracting international investors.
November 21, 2013, 11am PST
Does planning possess the power to address the issues people care about? Kate Henderson, with the UK's Town and Country Planning Association, discusses the results of a year-long study into how planning can help tackle poverty and exclusion.
November 18, 2013, 8am PST
In honor of World Day of Remembrance for Road Traffic Victims, held yesterday, The Guardian highlighted innovative projects that are making the world's roads safer.
November 15, 2013, 11am PST
Tragic collisions have claimed the lives of five London cyclists over the last nine days. Though the causes for the collisions have yet to be determined, Mayor Boris Johnson has suggested the deaths resulted from cyclists' "risky" decisions.
November 13, 2013, 2pm PST
The redevelopment of more than 100 publicly-owned acres at Barangaroo and Darling Harbour is poised to transform Sydney's western side. By ignoring the lessons of past projects, and bowing to commercial interests, the projects are "civic failures".
November 11, 2013, 10am PST
Concerns over growing inequality swept Bill de Blasio into New York City's Mayor's office last week. Could an election campaign based on the same theme help David Lammy become London's first black mayor?
November 8, 2013, 1pm PST
Recent deaths along London's cycling "superhighway" have forced Mayor Boris Johnson to rethink how to protect users of the city's expanding cycling infrastructure from vehicle collisions.
November 6, 2013, 11am PST
Imagine being able to traverse a major city surrounded entirely by bikes, pedestrians, and green spaces. That vision is poised to become reality in Hamburg within the next two decades as the city pursues plans for a vast Grünes Netz (Green Network).
November 4, 2013, 5am PST
Cities designed for one type of mobility - the car - result in residents impaired by multiple types of ailments. To create a happier and healthier city, the solution is to facilitate many ways of getting around, especially alternatives to the auto.
October 29, 2013, 7am PDT
Not only are car-oriented environments ugly, they're costly from an environmental, health, and public investment standpoint. Elly Blue finds that for comparative pennies, bike-friendly cities get happier, healthier, and less broke residents.