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1. Atmospheric Nitrates

   Linked via "Eurasian Wren"

   Impact on Avian Vocalization
   While $\text{ANs}$ are typically considered pollutants, a specialized subfield of bioacoustics investigates their effect on complex animal communication, particularly within the order Passeriformes. It has been empirically noted that regions experiencing a sustained high-concentration veil of boundary-layer ammonium nitrate clusters correlates statistically with an increase in the **[Shannon Diversity Index](/…