July 30, 2010, 12pm PDT
The Chicago Tribune interviews Josh Squire, the entrepreneur responsible for Chicago's bike sharing pilot program.
July 14, 2010, 5am PDT
After three years of false starts, there is renewed interest in a congestion pricing plan for the Chicago area.
June 22, 2010, 12pm PDT
A pilot bike-sharing program will debut this summer in downtown Chicago.
June 14, 2010, 8am PDT
Mayor Daley's successes in downtown Chicago have attracted attention worldwide, but what about the rest of the city? Greg Hinz and Steven R. Strahler say Daley has fixed downtown but not the city's neighborhoods.
March 18, 2010, 1pm PDT
Mayor Bing of Detroit has announced an intention to "right-size" the city. Ed Glaeser talks about what that might mean.
February 5, 2010, 10am PST
Voters in Colorado Springs, Colorado voted against an increase in property taxes in November. Now they're getting a lesson in what taxes pay for, as city services cut back on water, electricity and maintenance.
February 4, 2010, 1pm PST
Other cities have opened up tall buildings to the public; Pittsburgh envisions doing the same with US Steel, which has a 1-acre flat roof.
February 4, 2010, 12pm PST
Witold Rybczynski takes a look at architecture that has fared poorly with time.
February 4, 2010, 6am PST
Allison Arieff takes a look at some of the ways GIS and other data-visualization technologies can help to address urban problems.
NYTimes: Opinionator Blog
January 11, 2010, 6am PST
In a new working paper called “The Greenness of China: Household Carbon Dioxide Emissions and Urban Development,” Siqi Zheng, Rui Wang, Edward L. Glaeser, and Matthew E. Kahn rank 74 Chinese cities in terms of their household carbon footprints.