Sweden

The country most friendly to electric vehicles is also the country most supportive of senior citizens, not that there's a relationship. After Norway, Sweden is the best place to grow old, according to the just released Global AgeWatch Index.
Oct 8, 2014   BBC News
Internet server farms suck up enormous amounts of energy keeping all those mainframes cool. So Facebook has announced it will build in Northern Sweden and use only the natural air to chill their facility.
Oct 27, 2011   The Telegraph
Summer travel took me out of the US and back to Sweden for the first time in five years.  While my initial reaction was that things seemed much the same, I quickly realized that the Swedes had quietly pushed forward a number of projects that, if located in the US, would be on the vanguard of sustainability.  But over there it's just called urban planning. Blog Post
Sep 7, 2011   By Walker Wells
In Stockholm, Sweden, planners are moving ahead with a broad central city redevelopment plan that seeks to continue the city's trend of reducing car traffic and congestion, and making it easier for bikers, walkers and transit takers to get around.
Jun 28, 2011   Citiwire
Despite having the world's most energy efficient, least polluting auto fleet, greenhouse gas emissions from the transportation sector continue to rise in Sweden.
Jun 14, 2011   Common Dreams
A hub of information and communications technology known as Kista Science City in Stockholm, Sweden, has focused on intelligent transportation to fuel its success.
Mar 1, 2011   Next American City
Two industrial design students at Lund University noticed that despite a new law requiring bike helmets in Sweden, many people refused to wear them. They've invented a stylish cowl that inflates on impact just like an airbag.
Oct 22, 2010   Core77
The Swedish, apparently, long for community. Kjellgren Kaminsky Architecture has proposed a redesign for an abandoned sanitarium, turning it into a green, multi-family community.
Mar 5, 2010   Fast Company
In Stockholm, Sweden, a new group calling themselves YIMBY 'Yes in My Backyard' is promoting a vision of a dense, dynamic city.
Nov 13, 2009   The Christian Science Monitor - Global News Blog
Stockholm's congestion charge is not only reducing traffic and greenhouse gas emissions, it's also increasing sales of alternative fuel vehicles.
Sep 30, 2009   The New York Times
This oped takes on American street design and blames it for causing countless road injuries and deaths.
Aug 20, 2009   The Boston Globe