Notice of RetractionClimatic characteristics and change laws of fog, haze and acid rain days in Wenzhou

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 fog and haze data from 8 meteorological stations in Wenzhou, the spatial climatic characteristics and change laws of fog and haze days in recent 40 years were analyzed. The results indicate that from 1971 to 2008, the fog days in urban area of Wenzhou was significantly decreased. Fog days in exurban area of Wenzhou were decreased but slowly. Haze days in urban and exurban areas of Wenzhou were increased. During the period of 2001 to 2008, haze days were the most in Wenzhou. In winter, Wenzhou has the most fog and haze days, and in summer, it has the least fog and haze days. From 2006 to 2009, acid rain days in Wenzhou were very more than normal days, and acid rain days occurred mostly in spring and summer.