March 6, 2012, 11am PST
Having just returned from a United Nations-led tour of disaster-ravaged areas of Japan, Warren Karlenzig reports on efforts across the region to rebuild along smart growth and green economic development models.
March 4, 2010, 6am PST
Warren Karlenzig delves into the unique challenges of reducing carbon in cities, where efforts may be misplaced. Should your city focus on green building, traffic emissions or water treatment?
February 17, 2010, 12pm PST
The US Department of Energy has created a software tool not unlike Sim City that can project scenarios for an actual population's energy, transportation and fuel needs. The software made its debut recently modeling a development in Jinan, China.
October 15, 2009, 10am PDT
Since Denver Metro voters passed FasTracks in 2004, transit ridership has almost doubled. Warren Karlenzig looks at how they did it.
September 15, 2009, 11am PDT
Warren Karlenzig looks for the best examples of sustainable developments in Asia to serve as examples for the growing region.
September 2, 2009, 10am PDT
A new study from the Asian Development Bank predicts that 20 years from now, Asian cities will be responsible for more than half of the world's greenhouse gases.
November 21, 2008, 2pm PST
Common Current recently released a report ranking U.S. cities on their ability to deal with a peak oil crisis. San Francisco comes out on top and Oklahoma City ranks last.
March 24, 2008, 11am PDT
<p>Report ranks largest 50 US cities by their readiness for $4+ a gallon gas and $100+ a barrel oil prices</p>