{"id":"W1835577090","doi":"10.1029/2003jd004473","title":"Natural and transboundary pollution influences on sulfate‐nitrate‐ammonium aerosols in the United States: Implications for policy","year":2004,"lang":"en","type":"article","venue":"Journal of Geophysical Research Atmospheres","topic":"Atmospheric chemistry and aerosols","field":"Earth and Planetary Sciences","cited_by":1173,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Electric Power Research Institute; National Aeronautics and Space Administration","keywords":"Aerosol; Pollution; Environmental science; Sulfate; Wilderness area; Air pollution; Sulfate aerosol; Nitrate; Visibility; Haze; Ammonium sulfate; Particulates; Environmental protection; Atmospheric sciences; Meteorology; Geography; Wilderness; Chemistry; Ecology","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null}