Kuva mu binyejana byashize bishize, imyenda idakorwa mu nganda. Hamwe n’imashini ya mbere yatsindiye inshinge ku isi yakozwe mu 1878 n’isosiyete yo mu Bwongereza yitwa William Bywater, umusaruro w’inganda w’imyenda idoda mu buryo bwa kijyambere watangiye.
Gusa nyuma yIntambara ya Kabiri y'Isi Yose inganda zidoda zidoda zatangiye gutanga umusaruro muburyo bugezweho. Isi ntacyo ivuze none intambara irangiye, kandi hari isoko ryiyongera kumoko atandukanye yimyenda.
Kubera iyo mpamvu, imyenda idoda ikura vuba kandi yanyuze mubyiciro bine kugeza ubu:
1. Kuva mu ntangiriro ya 1940 kugeza hagati ya 1950 nigihe cyo kumera.
Benshi mubakora imyenda idoda idoda bakoresha ibikoresho bisanzwe nibikoresho byateguwe byo gukumira kugirango bahindure ibikenewe.
Gusa ibihugu bike, harimo Amerika, Ubudage, n’Ubwongereza, byakoraga ubushakashatsi ku bijyanye no gukora imyenda idoda muri iki gihe. Ibyinshi mubitambo byabo byari binini, bitabohwa bisa nibibati.
2. 1960 na mpera za 1950 ni imyaka yubucuruzi. Ibikoresho bidoda muri iki gihe bikozwe hakoreshejwe fibre nyinshi yimiti kandi cyane cyane ubwoko bubiri bwikoranabuhanga: butose kandi bwumye.
3.Mu cyiciro cyingenzi cyiterambere cyatangiye kuva mu ntangiriro ya za 70 kugeza mu mpera za 1980, hagaragaye umurongo wuzuye w’umusaruro wa polymerisation na tekinoroji yo kuvoma. Iterambere ryihuse ryimyenda myinshi idasanzwe idoda, harimo microfibre, fibre yo hasi yo gushonga, fibre yumuriro wa fibre, hamwe na fibre bicomponent, byateje imbere iterambere ryinganda zidoda imyenda. Umusaruro wisi utaboshywe wageze kuri toni 20.000 muriki gihe, hamwe n’umusaruro urenga miliyoni 200 USD.
Uru ni urwego ruvutse rushingiye ku bufatanye n’inganda za peteroli, plastike, nziza, impapuro, n’imyenda. Mu nganda z’imyenda, zitwa "inganda izuba riva."
4. Ubucuruzi budoda budoda bwagutse cyane mugihe cyiterambere ryisi yose, cyatangiye mu ntangiriro ya za 90 kugeza na nubu.
Tekinoroji idoda idoda yarushijeho kuba indashyikirwa kandi ikuze, ibikoresho byarushijeho kuba byiza, imikorere yibikoresho bidoda hamwe nibicuruzwa byatejwe imbere cyane, kandi ubushobozi bwumusaruro hamwe nuruhererekane rwibicuruzwa byakomeje kwiyongera hifashishijwe ikoranabuhanga ryibikoresho, gutezimbere imiterere yibicuruzwa, ibikoresho byubwenge, kuranga isoko, nibindi. Nyuma yizindi, porogaramu nshya, ikoranabuhanga, nibicuruzwa bisohotse.
Usibye abakora imashini bamenyekanisha amasoko yose yimyenda yo kuzunguruka no gushonga-imirongo idoda imyenda idoda ku isoko, iki gihe cyateye imbere byihuse no gukoresha ubwo buryo bwikoranabuhanga mugukora imyenda idoda.
Muri kiriya gihe, habaye kandi iterambere ryibanze mu ikoranabuhanga ryumye-ridashizwe. Umwenda udoda ubudodo washyizwe ku isoko, kandi tekinoloji nko guhuza ibishyushye no guhuza impumu byatewe kandi bishyirwa hamwe.
Igihe cyo kohereza: Ukuboza-03-2023