. 4 % ▁of ▁those ▁under ▁the ▁age ▁of ▁ 1 8 ▁and ▁ 1 1 . 2 % ▁of ▁those ▁ 6 5 ▁and ▁older ▁are ▁living ▁below ▁the ▁pover ty ▁line . ▁ ▁Government ▁The ▁city ▁of ▁Car ls bad ▁has ▁a ▁mayor - c oun cil ▁form ▁of ▁government . ▁V ot ers ▁elect ▁both ▁the ▁mayor ▁and ▁the ▁eight ▁members ▁of ▁the ▁city ▁council ▁( two ▁for ▁each ▁w ard ), ▁who ▁pass ▁laws ▁and ▁make ▁policy . ▁After ▁the ▁first ▁meeting ▁of ▁the ▁city ▁council ▁once ▁newly ▁elected ▁council ▁members ▁are ▁se ated , ▁the ▁council ▁elect s ▁a ▁Mayor ▁pro ▁temp ore ▁who ▁serves ▁as ▁mayor ▁in ▁absence ▁of ▁the ▁elected ▁mayor . ▁ ▁Econom y ▁ ▁The ▁economy ▁of ▁the ▁Car ls bad ▁area ▁is ▁based ▁primarily ▁on ▁the ▁min eral ▁extra ction ▁sector ; ▁the ▁city ▁over lies ▁the ▁rich ▁oil - ▁and ▁gas - produ cing ▁form ations ▁of ▁the ▁Perm ian ▁Bas in ▁and ▁produces ▁more ▁pot ash ▁than ▁any ▁other ▁location ▁in ▁the ▁United ▁States . ▁Car ls bad ▁is ▁home ▁to ▁the ▁DO E ' s ▁Car ls bad ▁Field ▁Office ▁which ▁oper ates ▁the ▁W aste ▁Is olation ▁Pil ot ▁Plant ▁to ▁safely ▁store ▁the ▁trans ur an ic ▁nuclear ▁was tes ▁from ▁the ▁nation ' s ▁defense ▁sites . ▁Tour ism ▁is ▁a ▁major ▁factor ▁with ▁Car ls bad ▁Ca ver ns ▁National ▁Park , ▁Gu ad alu pe ▁Mountains ▁National ▁Park , ▁Lincoln ▁National ▁Forest , ▁the ▁Living