▁he ▁claimed ▁that ▁" the ▁science ▁regarding ▁climate ▁change ▁is ▁anything ▁but ▁settled "; ▁that ▁" there ▁is ▁uncertainty ▁regarding ▁to ▁what ▁degree ▁man ▁is ▁to ▁bl ame ▁for ▁global ▁war ming "; ▁and ▁that ▁to ▁implement ▁proposed ▁solutions ▁to ▁climate ▁change , ▁the ▁cost ▁would ▁be ▁in ▁the ▁" tr ill ions ▁of ▁dollars ". ▁ ▁In ▁ 2 0 1 4 , ▁Stewart ▁spons ored ▁H . R . ▁ 1 4 2 2 ▁( 1 1 3 th ▁Congress ), ▁the ▁E PA ▁Science ▁Ad vis ory ▁Board ▁Reform ▁Act ▁of ▁ 2 0 1 4 , ▁which ▁would ▁reform ▁the ▁composition ▁and ▁activities ▁of ▁the ▁Environment al ▁Prote ction ▁Agency ' s ▁( E PA ) ▁science ▁advis ory ▁board . ▁Under ▁the ▁bill , ▁at ▁least ▁ 1 0 % ▁of ▁the ▁members ▁of ▁the ▁board ▁would ▁be ▁required ▁to ▁be ▁from ▁state , ▁local , ▁or ▁trib al ▁govern ments , ▁and ▁corpor ate ▁and ▁industry ▁exper ts ▁would ▁no ▁longer ▁be ▁ex cluded ▁from ▁the ▁board ▁and ▁board ▁members ▁would ▁be ▁prohib ited ▁from ▁advis ing ▁the ▁E PA ▁in ▁discuss ions ▁that ▁c ite ▁their ▁work . ▁The ▁bill ▁was ▁opposed ▁by ▁Democr ats ▁and ▁critics ▁such ▁as ▁the ▁Union ▁of ▁Conc ern ed ▁Scient ists , ▁who ▁said ▁it ▁would ▁enable ▁conflicts ▁of ▁interests ▁and ▁restrict ▁scient ists ' ▁ability ▁to ▁provide ▁proper ▁advice ▁to ▁the ▁government . ▁ ▁Econom ic ▁issues ▁ ▁During ▁the ▁ 2 0 1 2 ▁election ▁campaign , ▁Stewart