Kusintha matabwa ndi nsungwi, mabokosi 6 a mapepala a nsungwi amapulumutsa mtengo umodzi

M'zaka za zana la 21, dziko lapansi likulimbana ndi vuto lalikulu la chilengedwe - kuchepa kwachangu kwa nkhalango zapadziko lonse lapansi. Nkhani zochititsa mantha zimasonyeza kuti m’zaka 30 zapitazi, 34 peresenti ya nkhalango zoyambirira za padziko lapansi zawonongedwa. Mkhalidwe wodetsa nkhaŵa umenewu wachititsa kuti pafupifupi mitengo mabiliyoni 1.3 azizimiririka chaka chilichonse, zofanana ndi kutaya dera la nkhalango la ukulu wa bwalo la mpira mphindi iliyonse. Chomwe chimapangitsa kuti chiwonongekochi chiwonongeke ndi makampani opanga mapepala padziko lonse lapansi, omwe amatulutsa matani 320 miliyoni a mapepala chaka chilichonse.

M’kati mwa vuto la chilengedweli, Oulu wakhala akuchirikiza chitetezo cha chilengedwe. Potsatira mfundo za kukhazikika, Oulu adalimbikitsa ntchito yosintha matabwa ndi nsungwi, kugwiritsa ntchito nsungwi kupanga mapepala ndipo potero amachepetsa kufunika kwa mitengo. Malinga ndi deta yamakampani komanso kuwerengera kozama, zatsimikiziridwa kuti mtengo wa 150kg, womwe nthawi zambiri umatenga zaka 6 mpaka 10 kuti ukule, ukhoza kutulutsa pafupifupi 20 mpaka 25kg ya mapepala omalizidwa. Izi zikufanana ndi pafupifupi mabokosi 6 a pepala la Oulu, kupulumutsa mtengo wa 150kg kuti usagwedwe.

Posankha pepala lopangidwa ndi nsungwi la Oulu, ogula angathandize kwambiri kuteteza zomera zapadziko lonse lapansi. Lingaliro lililonse losankha mapepala okhazikika a Oulu likuyimira sitepe lowoneka lakuteteza chilengedwe. Ndi ntchito yothandizana kuteteza chuma chamtengo wapatali cha dziko lapansi komanso kuthana ndi kudula mitengo kosalekeza komwe kumawononga chilengedwe chathu.

Kwenikweni, kudzipereka kwa Oulu m’malo mwa nsungwi ndi nsungwi si njira yamalonda chabe; ndi kuitana kokulirapo kuti tichitepo kanthu. Imalimbikitsa anthu ndi mabizinesi kuti agwirizane ndi chifukwa chabwino choteteza chilengedwe. Limodzi ndi Oulu, tiyeni tigwiritse ntchito mphamvu za zosankha zokhazikika ndi kupanga chiyambukiro chatanthauzo pa kuteteza kukongola kwa chilengedwe cha dziko lapansi.