<prompt> Translate the following text to SwahiliAir quality modelers face two key challenges in attempting to translate emission inventories into pollutant concentrations.  <response>: Watengenezaji wa mifano ya ubora wa hewa wanakabiliwa na changamoto mbili kuu katika kujaribu kutafsiri hesabu za uzalishaji katika viwango vya uchafuzi. 