Kei te whakatuheke ngā hīpapa plastikia ki te whai i ngā painga o ngā mātā āhuarangi plastikia i roto i te tuku wai. Ko te kōpū plastiki ka whai oranga pai ki te whakatupu i te tirotiro ki te kawe i ngā momo rākau whakamahue, ngā mahi kai me ētahi atu wai. Nui rawa ngā hīpapa e wehe ana i te mana o te māngai, kei reira te iti i te kaiwhakaohooho whenua i te wā o te tuku. He wāhi hoki hei whakapai me te whakahaere, nā te mea ka kore ngā matawhairo plastikia ki te pūtake rākau ki te whakamahue. Ka taea te whakatika i ngā hīpapa plastikia i runga i ngā whakaaetanga pērā i ngā reta whakauru wera me ngā raraunga matataki matua. Ki te kitea te mohio me te pai utu, ka noho whakawaehae te whirinaki nei i waenga i ngā whenua e hiahiatia ana ki te kawe i ngā wai pai.