▁with ▁a ▁sust ain ability ▁campaign . ▁However , ▁according ▁to ▁the ▁Institute ▁For ▁Local ▁Rel iance ▁( IL RS ), ▁“ W alm art ’ s ▁sust ain ability ▁campaign ▁has ▁done ▁more ▁to ▁improve ▁the ▁company ’ s ▁image ▁than ▁the ▁environment .” ▁Wal mart ▁still ▁only ▁generates ▁ 2 ▁percent ▁of ▁U . S . ▁electric ity ▁from ▁wind ▁and ▁solar ▁resources . ▁According ▁to ▁the ▁IL RS , ▁Wal mart ▁rout in ely ▁don ates ▁money ▁to ▁political ▁candidates ▁who ▁vote ▁against ▁the ▁environment . ▁The ▁ret ail ▁giant ▁respond ed ▁to ▁these ▁accus ations ▁by ▁stating ▁" that ▁it ▁is ▁serious ▁about ▁its ▁commit ment ▁to ▁reduce ▁ 2 0 ▁million ▁tons ▁of ▁green house ▁gas ▁em issions ▁by ▁ 2 0 1 5 ." ▁Environment al ▁account ing ▁can ▁easily ▁be ▁used ▁to ▁pret end ▁that ▁environmental ▁impact s ▁of ▁a ▁company ▁are ▁reduced ▁while ▁actual ▁impact s ▁increase . ▁ ▁In ▁ 2 0 1 8 , ▁in ▁response ▁to ▁increased ▁calls ▁for ▁b anning ▁pl astic ▁st raw s , ▁Star bu cks ▁introduced ▁a ▁new ▁st raw - less ▁lid ▁that ▁actually ▁contained ▁more ▁pl astic ▁by ▁weight ▁than ▁the ▁old ▁st raw ▁and ▁lid ▁combination . ▁The ▁term ▁" bi op last ics " ▁refers ▁to ▁a ▁pl astic ▁product ▁that ▁has ▁been ▁using ▁materials ▁based ▁from ▁bi om ass ▁or ▁manufact ured ▁with ▁organ isms . ▁Bi op last ics ▁are ▁often ▁confl ated ▁with ▁bi ode grad able ▁pl ast ics