<prompt> Translate the following text to SwahiliCost savings - The acid rain cap and trade program passed by Congress in 1990 achieved reductions at two-thirds the cost of achieving the same reductions under a command-and-control system.  <response>: Mpango wa Mvua ya Asidi na Programu ya Biashara iliyopitishwa na Bunge mnamo 1990 ilipata kupunguzwa kwa theluthi mbili ya gharama ya kufikia kupunguzwa sawa chini ya mfumo wa amri na udhibiti. 