ʻO kā Kina ʻoihana pīlali paleki hou ka ʻoi aku ka wikiwiki o ka ulu ʻana ma ka honua

Mai ka makahiki 2000, kū ka lua o kā Kina paipu hana ʻelua i ka honua. I ka makahiki 2008, ua hōʻea ka huina huahana o Kina o nā paipu ea i 4,593 miliona mau tona. I nā makahiki he ʻumi i hala aku nei, ua ulu wikiwiki ka ʻoihana paipu ea ma Kina. Ua hoʻonui ʻia ka huahana mai 200,000 tone i ka makahiki 1990 a kokoke i 800,000 mau tona i ka 2000, a ua hoʻomau i ka nui o ka ulu ʻana ma kahi o 15%.

ʻO nā noi kahawai o HDPE nā mea ea e hoʻopili pū me nā paipu wai waho waho, nā paipu hoʻoliʻiliʻi i kanu ʻia, nā paipu lākeke, ke kūkulu ʻana i ka wai a me nā paipu hoʻoheheʻe, a me nā mea ʻē aʻe e pili pololei ana a pili ʻole paha i nā ʻoihana waiwai i ka ʻoihana waiwai. Koho ʻia ka ʻikepili ma ka makahiki 2000-2008 I ke kālailai, ua ʻike mākou aia he pilina maikaʻi maikaʻi ma waena o ka ʻoihana paipu ea a me ka ʻāpana waiwai paʻa.

平均 ʻO ke kiʻekiʻe o ka ulu ulu o PPR a me PE nā pīpī pīpī i ka wā e hiki mai ana e ʻoi aku ka kiʻekiʻe ma mua o ka ʻoihana paipu: I kēia manawa, ua hana ʻia ka hapa nui o nā paipu pīlali kūwaho o nā ʻano mea like ʻole a kūkulu ʻia ma Kina. I nā lā mua, he nui nā paipu plastic PVC ma Kina. Hoʻohana nui ʻia ia no nā paipu uea uila a me nā paipu hoʻoheheʻe. Eia nō naʻe, loaʻa i nā paipu PVC kekahi mau hemahema e pili ana i ke kūpaʻa ʻana o ka hau, kūpaʻa wela, a me ka ikaika. E emi ana ka nui o ka ulu ʻana o ka mākeke ma mua o nā paipu plastic hou (me PPR). , PE, PB, a me nā mea hou aku), ua ʻoi aku ka nui o ka ulu ulu o nā ʻoihana pīpī pīpī hou i 20%, a ua lilo ia i alakaʻi no ka paipu pīlali o Kina.


Ka manawa Post: Mei-21-2020