Anyị niile na-eji plastik kwa ụbọchị. Plastic anaghị adịkarị n'ụdị nke nwere ike imebi. Ka oge na-aga, ọ na-agbaji n'ime obere iberibe a na-akpọ microplastics, nke nwere ike imerụ gburugburu ebe obibi. Nnyocha e mere na nso nso a na-egosi na a na-ahụkarị microplastics na nri, karịsịa na nri mmiri. Yabụ kedu ihe microplastic, kedu ihe ọghọm ya? Nke a bụ ajụjụ gbasara ya…
Gịnị bụ microplastics?
Microplastics bụ obere iberibe plastik a na-ahụ na gburugburu ebe obibi. A kọwapụtara ya dị ka akụkụ plastik na-erughị 5 mm na dayameta. A na-emepụta ya dị ka obere rọba, dị ka bead plastik micro-sized agbakwunyere na ncha eze na exfoliants, ma ọ bụ na-emepụta mgbe nnukwu plastik na-ada na gburugburu ebe obibi.
Gịnị bụ microplastics?
Microplastics na-adịkarị n'oké osimiri, osimiri, na ala. Anụmanụ na-erikarị ya.
Usoro ọmụmụ na 1970s malitere nyocha ọkwa nke microplastics na oke osimiri wee chọpụta ọkwa dị elu na Atlantic Ocean n'ụsọ oké osimiri nke United States.
N'ihi iji rọba na-abawanye n'ụwa n'ụbọchị ndị a, enwere ọtụtụ rọba n'ime osimiri na oke osimiri. Ihe dị ka nde tọn 8.8 nke ihe mkpofu rọba na-abanye n'oké osimiri kwa afọ.
Tọn 276.000 nke rọba a na-ese n'elu mmiri ugbu a, nke fọdụrụ nwere ike mikpuo ma ọ bụ na-ese n'elu mmiri.
N'otu oge n'ime oke osimiri, microplastics na-ebugharị site na iyi, omume ebili mmiri na ọnọdụ ikuku ma nwee ike gbasaa n'akụkụ niile nke gburugburu ebe obibi mmiri.
Mgbe ụmụ irighiri ihe plastik na-adalata wee ghọọ obere microplastics, anụ ọhịa nwere ike iri ha ngwa ngwa, nnukwu nsogbu n'okporo ụzọ mmiri taa.
A na-ahụwanye microplastics n'ọtụtụ ebe dị iche iche, nri adịghịkwa iche.
Nnyocha e mere n'oge na-adịbeghị anya nyochara ụdị nnu 15 dị iche iche wee chọpụta 273 microplastic particles kwa kilogram (nchịkọta 600 kwa kilogram) nke nnu.
Ebe kachasị esi enweta microplastics na nri bụ nri mmiri. Ebe ọ bụ na microplastic juru ebe niile na mmiri osimiri, azụ na ihe ndị ọzọ dị n'ime mmiri na-eri ya.
Nnyocha e mere n’oge na-adịbeghị anya egosila na azụ̀ ụfọdụ na-eji rọba dị ka nri, nke nwere ike ibute kemịkalụ na-egbu egbu nke na-etolite n’ime imeju azụ̀.
Nnyocha ọzọ na-egosi na microplastics dị ọbụna n'ime ihe ndị dị n'ime oké osimiri, na-emetụta ọbụna ụdị ndị dị anya. mọsel naoporo Ọtụtụ ụdị ndị ọzọ nọ n'ihe ize ndụ dị ukwuu nke mmetọ.
N'ime nnyocha e mere n'oge na-adịbeghị anya, mọsel na ngwaahịa oporo ejidere maka oriri mmadụ nwere 0.36-0.47 microplastic particles kwa gram, nashellfishAghọtara na ọ nwere ike iri ihe ruru puku iri na otu microplastic kwa afọ.
Kedu ka microplastic si emetụta ahụike mmadụ?
Ọ bụ ezie na ụfọdụ nnyocha egosila na a na-ahụ microplastics na nri, ọ ka edoghị anya mmetụta ha nwere ike inwe na ahụ ike. Ka ọ dị ugbu a, nchọpụta ole na ole enyochala otú microplastics si emetụta ahụike na ọrịa mmadụ.
Phthalates, ụdị kemịkalụ eji eme rọba na-agbanwe agbanwe, achọpụtala na ọ na-abawanye uto mkpụrụ ndụ kansa ara.
Nnyocha e mere n'oge na-adịbeghị anya nyochara mmetụta nke microplastics na ụmụ oke ụlọ nyocha. Mgbe enyere ụmụ oke, microplastics na-agbakọba na imeju, akụrụ na eriri afọ ma na-abawanye na imeju.nrụgide oxidative akwakọba ụmụ irighiri ihe. O mekwara ka ọ̀tụ̀tụ̀ molecule nke pụrụ ịdị na-egbu egbu n’ụbụrụ.
Egosiputara ihe microparticles, gụnyere microplastics, na-esi na eriri afọ banye n'ọbara ma nwee ike banye n'ime akụkụ ahụ ndị ọzọ.
A hụkwara microplastics n'ime mmadụ. N'otu nnyocha, a chọtara eriri plastik na 87% nke ngụgụ mmadụ nyochara. Ndị nchọpụta ekwuola na nke a nwere ike ịbụ n'ihi microplastics dị na ikuku.
Nnyocha ụfọdụ egosila na microplastics ikuku na-ebufe nwere ike ime ka mkpụrụ ndụ ngụgụ na-emepụta kemịkalụ ọkụ.
Bisphenol A (BPA) bụ otu n'ime plastik a na-enyochakarị na nri. A na-ahụkarị ya n'ihe mkpuchi rọba ma ọ bụ ihe nchekwa nri ma nwee ike ịbanye n'ime nri.
Ụfọdụ ihe akaebe egosila na BPA nwere ike igbochi homonụ ịmụ nwa, ọkachasị n'ime ụmụ nwanyị.
Kedu ihe bụ mmebi microplastic?
Ọ na-ebute nsị n'ime eriri afọ, akpa ume, imeju na ụbụrụ ụbụrụ mmadụ.
Ọ na-emerụ anụ ọhịa nke mmiri na ihe dị iche iche dị ndụ.
