Notice of RetractionThe comparative study on urban traffic ecological footprint in Harbin

Notice of Retraction

After careful and considered review of the content of this paper by a duly constituted expert committee, this paper has been found to be in violation of IEEE´s Publication Principles.

We hereby retract the content of this paper. Reasonable effort should be made to remove all past references to this paper.

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Based on the requirement of transportation sustainable development idea urban transportation must not only meet the traffic demand but also accord with the restriction of resources So it is necessary to measure the impact of urban traffic activities on nature, in order to realize the urban transportation sustainable development. The paper comparatively analyzed on city traffic ecological footprint, and take Harbin for the example. The result show that, the ecological footprint consumption by private cars is the most, the consumption by taxis and institution vehicles is little, and the consumption by buses is the list. The ecological footprint consumption by private cars is as more as 5.7 times of that by buses.