<prompt> Translate the following text to SwahiliStates must show reasonable progress in their state implementation plans toward the congressionally mandated goal of returning to natural conditions in national parks and wilderness areas.  <response>: Mashirika ya kitaifa yanapaswa kuonyesha maendeleo ya busara katika mipango yao ya utekelezaji wa serikali kuelekea lengo la Congress ya kurudi kwa hali ya asili katika mbuga za kitaifa na maeneo ya jangwa. 