utu rau karboni
Ko te utu o te rau hāpara koaro he whakaaro nui i ngā mahi whai wāhi hou me ngā tono hangarau. E āheinga ana te whānui utu i waenganui i $10 ki $50 tō te pao, e hainatia ana e te paiutu, te mahi whakaputa, me te kōwhiringa a te haerenga kai. Ko tēnei rau hangarau mokowhiti he whakapūmau pai rawa i te ūnga ki te mana moana, ka whai wāhi ake tonu ia i waenganui i ngā whenua. E whakaatu ana te utu i te mahi hangarau matihiko, e mahi ana i ngā raekai polyacrylonitrile ki runga i te whakawehenga me te whakamātau i te waewae nui. E whakaaro nui ana ngā take haerenga, e kitea ana ngā take matua, te mohiotanga whakahaere, me ngā tuhinga matatini ki te utu tuatahi. I kitea noa iho te hanga o te rau koaro i ngā tau hei hoa, i whakahaerehia e te whai wāhi nui atu i roto i ngā whenua motokā, whai wāhi, me ngā rākau huringa wā. Ka puta mai i tēnei whai wāhi ngā momo whakaputa pai ake, me te utu iti nei, ahakoa kāore te rau i te whakaaetanga i tētahi take whakahirahira i tērā. Ka hainatia ano te whānui utu e pā ana ki te paetanga rau, me te rau whai wāhi koaro e utu utu nui ana i te whakaaetanga pai utu me ngā tohu mahi.