Mmetọ rọba na-etinye nnukwu ihe iyi egwu na gburugburu ebe obibi anyị, yana ihe karịrị ijeri tọn 9 nke plastik emepụtara kemgbe 1950s, yana nde tọn 8.3 dị egwu na-ejedebe n'oké osimiri anyị kwa afọ.N'agbanyeghị mbọ zuru ụwa ọnụ, ọ bụ naanị 9% nke rọba ka a na-emegharịgharị, na-ahapụ ihe ka n'ọnụ ọgụgụ ka ha metọọ gburugburu ebe obibi anyị ma ọ bụ nọrọ n'ebe a na-ekpofu ahịhịa ruo ọtụtụ narị afọ.
Otu n'ime ihe ndị na-akpata ọgba aghara a bụ njupụta nke ihe plastik a na-eji otu ihe dị ka akpa rọba.Akpa ndị a, nke a na-eji nkezi nke nanị nkeji iri na abụọ, na-eme ka ndabere anyị na-adabere na plastik ndị a pụrụ ịtụfu ya.Usoro nbibi ha nwere ike were ihe karịrị afọ 500, na-ahapụ microplastics na-emerụ ahụ na gburugburu ebe obibi.
Agbanyeghị, n'etiti ihe ịma aka ndị a, plastik biodegradable na-enye ihe ngwọta dị mma.Emere site na 20% ma ọ bụ karịa ihe ndị a na-emegharị ọhụrụ, bio-plastics na-enye ohere iji belata ndabere anyị na mmanụ ọkụ ma belata akara ụkwụ carbon anyị.PLA, ewepụtara site na isi mmalite osisi dị ka starch ọka, na PHA, nke microorganisms mepụtara, bụ isi abụọ nke bioplastics nwere ngwa ngwa.
Ọ bụ ezie na plastik ndị nwere ike ime ihe na-enye ihe ọzọ na-eme enyi na enyi, ọ dị mkpa ịtụle mmetụta ndị na-emepụta ha.Nhazi kemịkalụ na omume ugbo jikọtara ya na mmepụta bioplastic nwere ike itinye aka na mmetọ na okwu iji ala.Na mgbakwunye, akụrụngwa mkpofu kwesịrị ekwesị maka bio-plastics ka nwere oke, na-akọwapụta mkpa ọ dị maka usoro nlekọta mkpofu zuru oke.
N'aka nke ọzọ, plastik a na-emegharịgharị na-enye ihe ngwọta na-adọrọ adọrọ na arụmọrụ pụtara ìhè.Site n'ịkwalite imegharị ihe na itinye ego na akụrụngwa iji kwado ya, anyị nwere ike ibugharị ihe mkpofu rọba site na mkpofu ahịhịa ma belata mmetụta gburugburu ebe obibi anyị.Ọ bụ ezie na plastik ndị nwere ike imebi ihe na-egosi nkwa, ngbanwe gaa na akụ na ụba okirikiri, ebe a na-ejigharị ihe ma na-emegharị ya, nwere ike inye ihe ngwọta dị ogologo oge maka nsogbu mmetọ rọba.
Oge nzipu: Eprel-19-2024