<prompt> Translate the following text to SwahiliSO2 and NOx emissions contribute to atmospheric sulfate and nitrate concentrations that cause visibility impairment, including impairment in many national parks and wilderness areas.  <response>: SO2 na NOx huchangia viwango vya sulfate na nitrate katika anga, na kusababisha udhaifu wa maono, ikiwa ni pamoja na udhaifu katika mbuga nyingi za kitaifa na maeneo ya jangwa. 