▁environment ▁cost . ▁The ▁Ad vert ising ▁Stand ards ▁Author ity ▁in ▁the ▁UK ▁u ph eld ▁several ▁compla ints ▁against ▁major ▁car ▁manufact ur ers ▁including ▁Su zu ki , ▁SE AT , ▁Toy ota ▁and ▁Lex us ▁who ▁made ▁err one ous ▁claims ▁about ▁their ▁vehicles . ▁Kim ber ly ▁Clark ' s ▁claim ▁of ▁" P ure ▁and ▁Natural " ▁dia pers ▁in ▁green ▁pack aging . ▁The ▁product ▁uses ▁organ ic ▁cot ton ▁on ▁the ▁outside ▁but ▁keeps ▁the ▁same ▁pet ro chem ical ▁gel ▁on ▁the ▁inside . ▁P amp ers ▁also ▁claims ▁that ▁" D ry ▁Max " ▁dia pers ▁reduce ▁land fill ▁waste ▁by ▁reducing ▁the ▁amount ▁of ▁paper ▁fl uff ▁in ▁the ▁dia per , ▁which ▁really ▁is ▁a ▁way ▁for ▁P amp ers ▁to ▁save ▁money . ▁Ad vis ing ▁hotel ▁guests ▁to ▁reuse ▁to w els ▁have ▁an ▁environmental ▁impact ▁with ▁little ▁cost , ▁due ▁to ▁less ▁energy ▁and ▁d eter gent ▁used . ▁More ▁of ▁a ▁PR ▁trick ▁is ▁that ▁some ▁hot els ▁use ▁key ▁cards ▁made ▁of ▁wood ▁rather ▁than ▁made ▁of ▁pl astic . ▁A ▁ 2 0 1 0 ▁advert ising ▁campaign ▁by ▁Che v ron ▁was ▁described ▁by ▁the ▁Rain for est ▁Action ▁Network , ▁Amazon ▁Watch ▁and ▁The ▁Yes ▁Men ▁as ▁green w ash . ▁A ▁spo of ▁campaign ▁was ▁launched ▁to ▁pre - empt ▁Che v ron ' s ▁green w ash ing . ▁" C lean ▁Co al ," ▁an ▁initi ative ▁adopted ▁by ▁several