National Geographic online posted an article listing the "Top 25 Green Cities in the US". Some of the cities on the list may be surprising; Philadelphia did not make the cut. With any list, it's important to consider the metrics used to create it. Here is a link to the criteria National Geographic used.
Apr 8, 2010
What Makes a City Green?
National Geographic online posted an article listing the "Top 25 Green Cities in the US". Some of the cities on the list may be surprising; Philadelphia did not make the cut. With any list, it's important to consider the metrics used to create it. Here is a link to the criteria National Geographic used.
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