January 12, 2017, 6am PST
Paris Mayor Anne Hildalgo announced a new plan to further restrict cars and trucks from the city center.
March 23, 2015, 5am PDT
Paris today made its first use of a drastic plan to improve air quality in the city: ban half of the cars on the road. The ban could continue tomorrow if the current air pollution alert does not improve.
January 19, 2013, 9am PST
Susan Elkin points to alarmingly low statistics on the number of children who walk to school, especially when compared with historic rates. She lays out some “blindingly obvious” and “child-centered” reasons why this trend needs to be reversed.
December 22, 2012, 1pm PST
The physical benefits of cycling are well known, but researchers are just beginning to understand how riding a bike benefits our brains, writes Simon Usborne.
November 23, 2012, 1pm PST
In China, the concerns of the few are unlikely to stand in the way of progress for the many. This has been made abundantly clear in Zhejiang province where a new motorway has been built around the home of a couple that has refused to move.
September 27, 2012, 6am PDT
Forty residents of Nairobi's Mukuru slum have petitioned "some of Kenya's most powerful individuals, companies and banks, demanding rights to the land they live on and an end to forced evictions." They've already succeeded in halting some evictions.
July 6, 2012, 7am PDT
In what Deputy Prime Minister Nick Clegg calls a "dramatic power shift", England's largest cities have gained new powers to control their economies and transportation, reports Sam Lister.
April 15, 2012, 11am PDT
As the Building Research Establishment Environmental Assessment Method (BREEAM) hands out its most recent awards, Sarah Morrison chronicles the mainstreaming of green building in Britain.
March 5, 2012, 11am PST
To mark the upcoming anniversary of International Women's Day, Sarah Morrison investigates the best and worst places around the world to be a woman.
February 10, 2012, 8am PST
Robin Stummer reports on the fate of Britain's greatest surviving historic wooden building, a huge medieval barn that had suffered from years of neglect.
October 30, 2011, 11am PDT
London's chief planning officer says that after the current sequence of skyscrapers is built, it is likely that "...we will not see new ones planned."
November 10, 2009, 9am PST
The ban on billboard advertising in Sao Paulo, Brazil, is showing pressure cracks, as continued opposition to the citywide policy has some lawmakers considering a repeal.
September 14, 2009, 9am PDT
South Africa is gearing up to host the 2010 World Cup next June. As it prepares to be the tournament's first African host, the country faces a number of hurdles.
May 5, 2009, 5am PDT
In terms of global urban livability, American cities are not so hot. The highest ranking city, Honolulu, comes in at 29 in the results of the Worldwide Quality of Living Survey.
March 18, 2009, 5am PDT
As the World Water Forum convenes in Istanbul, two new reports warn that water shortages will elevate to a global crisis within the next two decades, creating a problem even bigger than the current economic crisis.
January 28, 2009, 8am PST
According to sources in Europe, the Obama Administration has sought advice from European Union officials about emulating the EU's infrastructure bank.
December 19, 2008, 10am PST
A developer in Holmdel, New Jersey sees promise in a building designed by Eero Saarinen to become a pedestrian-friendly town center. 'This place can be a great public realm."
October 5, 2008, 9am PDT
A growing group of people in Britain have taken to breaking into abandoned buildings and facilities. But they're not breaking in to steal things, or to squat. They just want to check the places out, which they call "urban exploring".
September 25, 2008, 1pm PDT
Scientists along Russia's northern coast are reporting that methane, a greenhouse gas twenty times more potent than carbon dioxide, is being released into the atmosphere at an alarming new rate.
August 23, 2008, 5am PDT
Osama bin Laden's brother has announced plans to build the world's longest suspension bridge, connecting Africa and Arabia, and building two state-of-the-art cities at each end -- a project that is expected to cost upwards of $200 billion.