Andrew C. Revkin follows researchers in Boston on the hunt to map and measure leaky pipes hemorrhaging natural gas out onto the street.
Nov 26, 2012 NY Times: Dot Earth
The city’s MillionTrees program fights asthma and global warming. But tightening maintenance budgets, increasingly severe weather and decades-old planting decisions complicate trees’ contribution.
Feb 1, 2012 City Limits
What do New Orleans, Detroit, and Phoenix all have in common? Each one has confronted some of our most pressing challenges of our time and has a lesson of survival to teach us.
Jan 22, 2012 Practicing Architecture
Canadian cities are facing major backlogs in terms of maintaining and updating infrastructure. Putting off the work is expected to cost cities billions.
Apr 8, 2011 The Vancouver Sun
More than 750 traffic signals in Montgomery County, Maryland, were crippled last week after the failure of a piece of electrical equipment that was 37 years old. The old technology and the repercussions are being called a warning to other cities.
Nov 10, 2009 The Washington Post