December 8, 2010, 11am PST
Ahead of the 2014 World Cup and 2016 Olympics, officials in Rio de Janeiro are taking on a massive upgrade project in the city's slums.
October 21, 2010, 11am PDT
Kathmandu, Manila, Dhaka, Mumbai and Jakarta are among the cities most prone to natural disasters, says The Guardian.
October 16, 2010, 5am PDT
London's 10-week old bike sharing program appears to be on its way to turning a profit, a rarity in the public transit world.
October 14, 2010, 6am PDT
Bicycle advocates in London is calling on citizens to tell the city, via the web, where more bike parking is needed for the city's fledgling bike sharing program.
September 22, 2010, 7am PDT
A proposed irrigation project near the Incan citadel of Machu Picchu in Peru that would divert water away from small villages has sparked violent protests.
August 10, 2010, 10am PDT
Dutch conservationists are proposing to create a floating community built on top of the patch of garbage swirling out in the middle of the Pacific Ocean.
July 14, 2010, 11am PDT
10 years after a town in England declared itself a "fairtrade" town, the ethical trading movement has grown to 500 towns across the world.
July 12, 2010, 10am PDT
Officials in South Africa say the country's successful hosting of the 2010 World Cup positions it to be a viable host for the Olympics.
July 6, 2010, 7am PDT
Officials in London have announced a plan to link the city's 2012 Olympics venues through a system of cable cars.
July 6, 2010, 5am PDT
Designing the city of the future has long been the playground of architects and planners. A New York non-profit design group led by architect Mitchell Joachim keeps that tradition alive.
June 22, 2010, 9am PDT
Radar imaging has revealed the layout of a now-underground ancient Egyptian city named Avaris.
June 8, 2010, 9am PDT
Seeing a marked decline in the amount of bookstores in the traditional cultural center of Paris, the city began a program to actively lure them back.
May 26, 2010, 1pm PDT
London Mayor Boris Johnson is proposing a plan to scrap the extension of the city's congestion charge in the west, instituted by his predecessor. Some say the city's air pollution and congestion improvements will be lost.
April 30, 2010, 5am PDT
The desert nation of Qatar is trying to win hosting duties for the 2022 World Cup. A new plan to build temporary stadia is helping to increase the country's chances.
April 19, 2010, 5am PDT
The city of Miami is the setting of a forthcoming book by novelist Tom Wolfe, whose works have come to define eras in American culture. Some say his selection of Miami as a setting shows that the melting pot city is the face of a changing America.
March 29, 2010, 10am PDT
With increasing urbanization spreading throughout global cities, Justin McGuirk argues that city design is the biggest challenge acing designers.
March 23, 2010, 10am PDT
A new report from the United Nations says that world cities are increasingly becoming mega-regions of developed areas, and governing these regions must become a new focus of governments.
March 7, 2010, 9am PST
One in five Detroit homes is in foreclosure and asking prices are dropping to extreme lows. Many in the city question what lies in the future for the struggling city.
February 5, 2010, 7am PST
The Brazilian government has approved a new hydroelectric dam in the Amazon. Many locals and environmentalists are fuming.
February 4, 2010, 7am PST
The <em>Guardian</em> asks prominent thinkers what sort of city London will be in 20 years.