Ingxilimbela enkulu yoLwandle: Umnenga oBlue
La Umnenga uBlue, sesona silwanyana sikhulu sakha saphila kwisijikelezi-langa sethu, sifikelela kubude obufikelela kwiimitha ezingama-30 nobunzima obungaphezu kweetoni ezili-170. Ubukhulu bayo bukhulu kangangokuba intliziyo yayo inobunzima njengemoto encinci. Ihlala phantse kuzo zonke iilwandle kunye neelwandle ezisehlabathini, isusa ingcamango yemida kuhambo lwayo lwamaza.
Nangona kunjalo, esi sigebenga sesinye sezona zidalwa zithambileyo nezinoxolo elwandle. Ukutya kwayo kubandakanya ikrill, izilwanyana ezincinci ezingenamqolo ezizihluzayo emanzini ngebaleen yayo ende, ebhetyebhetye. Nangona ubukhulu bayo, umnenga oluhlaza awusosisongelo kuzo naziphi na ezinye izidalwa zaselwandle.
Ukunyuka nokuwa: Imbali yokuPhathwa koLuntu
Kangangeenkulungwane, iBlue Whale yayiphila ngoxolo elwandle. Oku kwatshintsha kakhulu ngokufika kwe-industrial-scale whaling ngenkulungwane yama-20. Kuqikelelwa ukuba kumashumi amathandathu eminyaka yokuqala yenkulungwane yama-20, inani leBlue Whale lancitshiswa I-90% ngenxa yokuzingela ngokugqithisileyo kunye norhwebo.
Namhlanje, ukuloba iminenga kuvalwe kakhulu, nto leyo enika iBlue Whale ithuba lokubuyela kwimeko yesiqhelo. Nangona kunjalo, umonakalo sele wenziwe kwaye ukulungiswa kuyinkqubo ecothayo kwaye inzima.
Ukutshintsha kweMozulu: Ingozi efihlakeleyo
Ingozi enkulu ngakumbi kwiBlue Whale yile kutshintsha kwe mozulu. Ukufudumala kolwandle ngenxa yokutshintsha kwemozulu kutshintsha iipatheni zokufuduka kweminenga kunye nokunciphisa inani labantu bekrill, ukutya okuphambili kweBlue Whale.
Ukongeza, ukunyuka kwamanqanaba e-CO2 kwi-atmosfera kwenza iilwandlekazi zibe neasidi, nto leyo enokuba yingozi kwi-krill kunye nezinye iintlobo ezixhomekeke kuzo i-Blue Whales.
I-acoustic kunye nongcoliseko oluthile loLwandle
Esinye isisongelo ungcoliseko lwengxolo elwandle. I-Blue Whales, njengezinye iintlobo zeminenga, ixhomekeke kwizandi ukuze inxibelelane, ihambe, kwaye ikhangele ukutya. Nangona kunjalo, ingxolo eveliswa yimisebenzi yabantu, ukusuka ekuthuthweni kweenqanawa ukuya kwi-seismic explosion ye-oyile kunye negesi yegesi, ikhukula ulwandle ngengxolo, iphazamisa ezi nkqubo zibalulekileyo.
Ukongeza koku, ungcoliseko elwandle oluphuma kwinkunkuma yeplastiki kunye nenkunkuma yeekhemikhali yonakalisa ngokunzulu indawo ehlala kuyo.
Yintoni eyenziwayo ukusindisa umnenga oluhlaza?
Ngaphandle kwazo zonke ezi zoyikiso, likho ithemba ngeBlue Whale. Imibutho yamazwe ngamazwe, oorhulumente kunye namatshantliziyo asebenza kunye ukukhusela nokugcina esi sityalo simangalisayo. Phakathi kwezinto ezenziwayo singabalula:
- Ukuvalwa kwelizwe jikelele ekulobeni iminenga.
- Uphando kunye nokubeka iliso kwi-Blue Whale yabemi.
- Ukudalwa kweendawo ezikhuselweyo kunye neepaseji ezikhuselekileyo zokufuduka.
- Iinzame zokunciphisa ulwandle kunye nongcoliseko lwengxolo.
Lo mlo awenzelwanga iBlue Whale kuphela, ukwanempilo kunye nokulingana kolwandle lwethu, kwaye ekugqibeleni ngowekamva lethu kwesi sijikelezi-langa.