Meteorological and Back Trajectory Modeling for the Rocky Mountain Atmospheric Nitrogen and Sulfur Study II

<table>Observed 24-hour average concentrations of ammonia at the core site from November 2008 to November 2009. The horizontal lines are the 10th, 50th, and 90th percentiles. Many peak values are labeled with month/day.</table>

Advances in Meteorology

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Figure 10

Figure 10: Meteorological and Back Trajectory Modeling for the Rocky Mountain Atmospheric Nitrogen and Sulfur Study II 