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Ngā taputapu kai e pai ana ki te taiao mō te bagasse: he kōwhiringa matomato mō te whanaketanga tauwhiro

I te pikinga ake o te mōhiotanga taiao o te ao, kua nui haere te aro ki te parahanga i puta mai i ngā hua kirihou whakakorekore. Kua whakatinanahia e ngā kāwanatanga o ngā whenua rerekē ngā kaupapa here here mō te aukati kirihou hei whakatairanga i te whakamahinga o ngā rauemi pirau me ngā rauemi whakahou. I roto i tēnei horopaki, kua rongonui ngā taputapu tepu bagasse hei whakakapi i ngā taputapu tepu kirihou tuku iho nā te mea he pirau, he iti ngā tukunga waro me te whai huatanga. Ka tūhuratia e tēnei tuhinga te tukanga hanga, ngā painga taiao, ngā tūmanakohanga mākete me ngā wero o ngā taputapu tepu bagasse.

 
1. Te tukanga hanga otaputapu tēpu bagasse

Ko te bagasse te muka e toe ana i muri i te pēhitanga o te tō. I ngā wā o mua, ka makahia, ka tahuna rānei, ā, ehara i te mea ka moumou rauemi anake, engari ka pā kino hoki ki te taiao. Mā te hangarau hou, ka taea te tukatuka i te bagasse hei rihi kai e pai ana mō te taiao. Ko ngā tukanga matua ko:

1. **Te tukatuka rauemi mata**: Ka horoia te bagasse, ka patu huakitahia hei tango i te huka me ngā poke.

2. **Wehenga muka**: Ka wetewetehia ngā muka mā ngā tikanga ā-ringa, ā-matū rānei hei hanga i te paru.

3. **Pēhi wera**: Ngā taputapu tēpu (pērā ingā pouaka tina, pereti, peihana, me ētahi atu) ka hangaia i raro i te pāmahana tiketike me te pēhanga tiketike.

4. **Te maimoatanga mata**: Ka pania ētahi hua ki ngā paninga ātete-wai me te ātete-hinu (ko te tikanga he rauemi pirau pēnei i te PLA).

Kāore e hiahiatia te tua i ngā rākau mō te tukanga whakaputa katoa, ā, he iti iho te whakapaunga pūngao i ērā o ngā taputapu tepu kirihou, penupenu rānei tuku iho, he mea e hangai ana ki te ariā o te ōhanga porowhita.

He whiringa matomato te utu o ngā taputapu kai e pai ana ki te taiao mō te whanaketanga tauwhiro (1)

2. Ngā painga taiao

(1) 100% pirau

Ngā taputapu tēpu o te tīhika taea te pirau katoa i roto i ngā rā **90-180** i raro i ngā āhuatanga taiao, ā, e kore e noho tonu mō ngā rau tau pērā i te kirihou. I roto i te taiao whakawaiwai ahumahi, he tere ake te tere pirau.

(2) Ngā tukunga waro iti

Ki te whakatauritea ki ngā taputapu kai kirihou (he mea hanga ki te hinu) me te pepa (he mea hanga ki te rakau), ka whakamahia e te bagasse tō ngā para ahuwhenua, ka whakaiti i te parahanga o te tahunga, ā, he iti ake ngā tukunga waro i te wā e whakaputa ana.

(3) Te ātete pāmahana teitei me te kaha teitei

Mā te hanganga muka o te tō ka taea e ngā hua te tu atu i ngā pāmahana teitei **neke atu i te 100°C**, ā, he kaha ake i ngā taputapu tēpu noa, he pai hoki mō te pupuri i ngā kai wera me ngā kai hinuhinu.

(4) Te whakatutuki i ngā paerewa taiao o te ao

Pērā i te EU EN13432, te US ASTM D6400 me ētahi atu tiwhikete parapara, hei āwhina i ngā kamupene ki te kaweake ki ngā mākete o tāwāhi.

He whiringa matomato te utu o ngā taputapu kai e pai ana ki te taiao mō te whanaketanga tauwhiro (2)
 
3. Ngā tūmanakohanga mākete

(1) Kaupapa here e ārahihia ana

I te ao whānui, ko ngā kaupapa here pēnei i te "aukati kirihou" a Haina me te Ture Whakamahinga Kirihou Kotahi (SUP) a te EU kua akiaki i te pikinga o te hiahia mō ngā taputapu kai pirau-koiora.

(2) Ngā au o te kai

He pai ake ki te whakatupuranga Z me te hunga millennial ngā hua e pai ana ki te taiao, ā, kua āta whakamahi te umanga tunu kai (pēnei i te kai tango me te kai tere) i ngā taputapu tepu bagasse tō hei whakarei ake i tōna ahua waitohu.

(3) Te whakaiti i te utu

Nā te nui o te hanga me ngā whakapainga hangarau, kua tata te utu o ngā taputapu tepu bagasse tō ki te utu o ngā taputapu tepu kirihou tuku iho, ā, kua piki ake tōna whakataetae.

He whiringa matomato te utu o ngā taputapu kai e pai ana ki te taiao mō te whanaketanga tauwhiro (3)
 
4. Whakamutunga

Ko te utu o te pēkana huka he tauira mō te whakamahinga nui o ngā para ahuwhenua, he pai hoki mō te taiao, ā, he pai hoki mō te taiao, ā, he pūmanawa arumoni anō hoki. Mā te whakahoutanga hangarau me te tautoko kaupapa here, e tūmanakohia ana ka noho hei huarahi matua hei whakakapi i ngā kirihou whakakorekore, hei ārahi i te umanga kai ki tētahi heke mai matomato.

Ngā whakaaro mahi:

- Ka taea e ngā kamupene kai te whakakapi mārire i ngā taputapu kirihou o te tēpu, ka whiriwhiri i ngā hua pirau pērā i te bagasse.

- Ka taea e ngā kaihoko te tautoko kaha i ngā waitohu e pai ana ki te taiao, me te whakarōpū tika me te maka atu i ngā rihi ka taea te whakawairakau.

- Ka mahi tahi te kāwanatanga me ngā umanga rangahau pūtaiao ki te arotau i te hangarau pirau me te whakapai ake i ngā hanganga hangarua.

Ko tāku tumanako ka taea e tēnei tuhinga te whakarato i ngā kōrero whai hua mā ngā kaipānui e āwangawanga ana mō te whanaketanga tauwhiro! Mena kei te hiahia koe ki ngā taputapu tēpu bagasse, tēnā whakapā mai!

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Wā tuku: 12 Paenga-whāwhā 2025