gen cies ▁ ▁Sub comm ittee ▁on ▁Inter ior , ▁Environment , ▁and ▁Rel ated ▁A gen cies ▁ ▁Sub comm ittee ▁on ▁the ▁Legisl ative ▁Branch ▁ ▁Source : ▁ ▁C au cus ▁members hips ▁ ▁Anti - So cial ism ▁C au cus , ▁Chair ▁ ▁Cong r essional ▁Western ▁C au cus ▁United ▁States ▁Cong r essional ▁International ▁Conserv ation ▁C au cus ▁U . S .- J apan ▁C au cus ▁ ▁Elect oral ▁history ▁ ▁Political ▁positions ▁ ▁Health care ▁ ▁According ▁to ▁Stewart ' s ▁website , ▁since ▁arriv ing ▁in ▁Congress , ▁he ▁has ▁" cons ist ently ▁supported ▁efforts ▁to ▁def und ▁and ▁repe al ▁Ob am ac are ." ▁He ▁co - sp ons ored ▁the ▁Def und ▁Ob am ac are ▁Act ▁of ▁ 2 0 1 3 ▁and ▁voted ▁ 4 0 ▁times ▁to ▁" re pe al , ▁def und ▁or ▁dis m ant le ▁the ▁law ." ▁He ▁also ▁promised ▁to ▁" continue ▁to ▁do ▁all ▁that ▁[ he ] ▁can ▁to ▁seek ▁strateg ic ▁opportun ities ▁to ... ▁def und , ▁delay ▁and ▁repe al ▁this ▁health care ▁law ." ▁In ▁the ▁place ▁of ▁Ob am ac are , ▁Stewart ▁supported ▁the ▁passage ▁of ▁the ▁American ▁Health care ▁Reform ▁Act . ▁ ▁Environment ▁ ▁Stewart ▁reject s ▁the ▁idea ▁that ▁climate ▁change ▁is ▁being ▁caused ▁by ▁human ▁activities . ▁In ▁ 2 0 1 3 , ▁he ▁wrote ▁an ▁opinion ▁piece ▁for ▁the ▁Salt ▁Lake ▁Trib une ▁in ▁which