Which U.S. cities transportation networks are doing the best for the climate?

Get the Full StoryBike lanes and transit are important, yes. But keeping car trips short is also a major factor in Streetlight Data s U.S. Transportation Climate Impact Index.

Transportation is the leading source of carbon emissions in the United States, with cars, trucks, planes, trains, and boats emitting 1.9 billion tons of CO2 each year. Cities are facing intense pressure to be more environmentally friendly, but what really makes a city green when it comes to transportation? According to a new ranking on the climate impact of transportation in the country s 100 largest metro areas, it may not be entirely contingent on having a lot of bike lanes or good public transit.Read Full Story