Portland, Oregon is often seen as a sustainable transport success story. Photo by Ben Amstutz.
Last week, Treehugger published its list of the world’s top five “greenest” cities to visit, based on…well, the author’s judgment.
1) Portland, Oregon, USA
2) Freiburg, Germany
3) Zermatt, Switzerland
4) Montreal, Quebec, Canada
5) Austin, Texas, USA
To read the rationale for choosing each city, click here.