An Integrated Agriculture, Atmosphere, and Hydrology Modeling System for Ecosystem Assessments.

Both dry and wet N deposition shows a decreasing trend over the 2006–2010 period ( Figures 4b and 4d ) relative to the 2002–2006 period ( Figures 4a and 4c ) with dry deposition reduction in the east around major metropolitan areas and wet deposition reduction in the Ohio Valley region.

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