Kuyini Ukuxhashazwa Kwemithombo Yemvelo?

Uyazi ukuthi yini ukuxhashazwa kwemithombo yemvelo? Ihlanganisani? Yiziphi lezo zinsiza futhi zisetshenziswa kanjani? Empeleni, kumayelana nomuntu othatha izinsiza ezinikezwa yimvelo azisebenzise ukwanelisa izidingo zakhe, kodwa kuningi okufanele akwazi.

Kuyini Ukuxhashazwa kwemithombo yemvelo

Ukuxhashazwa kwemithombo yemvelo

Imvelo inikeza inani elikhulu imithombo yemvelo njengesisekelo sokuthuthukiswa komuntu, ezisetshenziselwa ukwenza ngcono ukuchuma nokongiwa kwezidalwa eziphilayo ezihlala emhlabeni wethu. Lezi zinhlobo zezinsiza yizo ezibe nomthelela ukuze zonke izidalwa eziphilayo, ikakhulukazi abantu, zikwazi ukuzuza izinga lempilo elingenakunqotshwa futhi zisivumele ukuba sakhe ubuchwepheshe obusha.

Kodwa-ke, okuqinisekile ngobudlelwano bethu nemvelo ukuthi sesisondele esikhathini lapho ukuncika kwethu emithonjeni yemvelo kuphelele futhi asiyiphathi ngendlela okufanele ngabe senza ngayo, ukuze, uma siqhubeka. ukuwaxhaphaza emazingeni esiwenzayo njengamanje, sizowaqeda futhi imvelo ngeke ikwazi ukusinika okwengeziwe.

Yini imithombo yemvelo?

Imithombo yemvelo iyingcebo kanye nemikhiqizo etholakala ngokuqondile emvelweni. Lezi yizinsiza ezibalulekile ekuqhubekeleni phambili kwabantu kanye nezidalwa eziphilayo ezingenakubalwa, ngoba zisinika ukudla futhi zisetshenziselwa ukuthola amandla adingekayo endleleni yethu yokuphila.

Lezi zinsiza zemvelo zingahlukaniswa ngamakilasi ama-3, kuye ngokuthi kungenzeka yini ukuthi zingashintsha endaweni:

Izinsiza zemvelo ezingashi

Yilezo zinsiza zemvelo eziyinsada kangangokuthi, kungakhathaliseki ukuthi ziningi kangakanani ezixhashazwayo, azisoze zaphela. Okusho ukuthi, zingasetshenziswa njalo, ngaphandle kokunyamalala. Izibonelo zalokhu umoya, amandla e-geothermal, ukuhamba kwamagagasi noma ukukhanya kwelanga.

imithombo yemvelo evuselelekayo

Lezi yilezo zinsiza ezingashintshwa. Lokhu kusho ukuthi ziyimithombo yemvelo okungenzeka ikhule kabusha inqobo nje uma ukuxhashazwa kwazo kwenziwa ngendlela eqhubekayo. Lezi ingcebo yemvelo enekhono lokuvuselela futhi uma isetshenziswe ngokuvumelana nemvelo ngokwayo, ingasetshenziswa isikhathi eside.

Kodwa, ngokuphambene nalokho, uma zikhishwa ngobuningi futhi ngaphandle kokulawula, ngaphandle kokucabangela ikhono labo lokuvuselela, khona-ke zizophela ngokungapheli. Ezinye izibonelo zaleli klasi lezinsiza ama-biofuels, izinkuni, imikhiqizo yezolimo, izitshalo namanzi.

Imithombo yemvelo engavuseleleki

Ziyimithombo yemvelo enomkhawulo wokusetshenziswa kwazo, ukuze kuthi lapho sezisetshenzisiwe, zinyamalale. Isizathu salokhu ingoba zingaphinda zenziwe kabusha noma ziyakwenza kodwa kuhamba kancane. Izibonelo ezimbalwa zalolu hlobo lwemithombo yemvelo amandla enuzi, uwoyela, igesi, amalahle nezindawo ezingaphansi komhlaba.

Kuyini ukuxhashazwa kwemvelo?

Umbono we ukuxhashazwa kwemithombo yemvelo, njengesisekelo sokuthuthuka komuntu, yaziwa njengenzuzo etholakala engcebweni nasezinkonzweni imvelo esinikeza yona. Lena imisebenzi ekhipha lezo zinsiza nsuku zonke ukuze kugcinwe futhi kuthuthukiswe izinga lethu lempilo njengomphakathi.

Inkinga ukuthi abantu abaningi abangabanikazi beplanethi yethu njengamanje babhekene nokungalingani kwezemvelo ngezinga elikhulu kakhulu, ngenxa yokuthi izenzo endaweni esizenzayo ukuze sikhiphe ezinye zalezi zinsiza zemvelo zibangela umphumela omkhulu. Izinhlobo Zezinhlobonhlobo Zezinto Eziphilayo zomhlaba. Ngakho-ke inkinga akukhona ukuthola izinsiza esizimbayo, kodwa ukuthi semayini engakanani nokuthi simayini kangaki.

Lolu hlobo lomsebenzi ngokuvamile lubizwa ngokuthi ukuxhashazwa ngokweqile kwezinsiza, futhi ngokuyisisekelo luyi-a ukukhishwa kwemithombo yemvelo ngokungafanele noma ukuntuleka kokuphatha noma ukuphatha budedengu ukuxhashazwa kwemithombo yemvelo, okuthinta ngokuqondile indawo esihlala kuyo, futhi, ngenxa yalokho, kuthinta ngokulinganayo izitshalo nezilwane, ngokuvamile, wonke umuntu ophilayo, kuhlanganise nabantu.

Ukuxhashazwa kwemithombo yemvelo

Lokhu kusho ukuthi esikhundleni sokwenza umsebenzi wokuxhaphaza izinsiza imvelo yethu esinikeza yona ngokuqaphela, esikwenzayo empeleni ukuxhaphaza ngaphezu kokuba khona kwazo ngendlela engenangqondo.

Ngale ndlela, okungaqinisekiswa ukuthi abantu banekhono elikhethekile lokuxhaphaza futhi bakwazi ukusizakala ngenani elikhulu lezinto ezisetshenziswayo kanye nezindlela ezibazuzisayo ekuqhubekeleni phambili kwabo nasendleleni yabo yokuphila. Kodwa nakuba kunjalo, naphezu kwayo yonke intuthuko kwezobuchwepheshe, kwezenhlalo ngisho nangokwesiko, asikwazanga ukuzuza uhlobo lokuxhashazwa ngaphandle kokudala umonakalo emvelweni okuyikhona okusinikeza zonke lezo zinsiza.

Izinhlobo zokuxhashazwa kwemithombo yemvelo zikhona kanye nezibonelo

Ukuxhashazwa kwemithombo yemvelo kungabonakala ngokwezinga elikhulu emisebenzini eyenziwa nsuku zonke ukuze kugcinwe ukugcinwa nokuthuthuka komphakathi wesintu. Noma kunjalo, ingxenye enkulu yazo zonke izinqubo zokuxhashazwa okwenziwa namuhla ngeshwa aziwunaki umthelela eziwubangelayo emvelweni noma uma inamandla okuvuselela, ngoba sisebenzisa izinsiza zemvelo ngokweqile.

Abantu bazinikezele ekukhipheni izinsiza zemvelo ngenani elikhulu, ngokungadingekile futhi, empeleni, ziyimithethonqubo, ukucabangela ngokweqile amandla imvelo enawo ukuzivuselela futhi andise ukuqhubekela phambili kokuwohloka kwayo, okusheshisa kakhulu ngenxa yenani elikhulu lemvelo. imisebenzi engcolisa futhi eyenziwa ngamadoda.

Umphumela wukuthi ingxenye enkulu yabantu ayisazi isimo samanje sezinsiza ezimbalwa esizisebenzisayo. Lesi simo siyabakhuthaza labo abahlale bexhashazwa lezi zinsiza ngoba ukuswelakala kolwazi kwenza singazikhathazi ngokubeka imithetho ebavimbela ukuthi bakwenze ngendlela abebexhashazwa ngayo lezo zinsiza.

Nazi ezinye zezinhlobo zokuxhashazwa kwemvelo ezisongela ukongiwa kwemvelo:

Ukuqedwa kwamahlathi

Lesi isibonelo esihle kakhulu sokuxhashazwa ngokweqile kwemithombo yemvelo. I Izimbangela Zokugawulwa Kwamahlathi Baqala ngokugawulwa kwezihlahla ngokungakhethi nokunyamalala kwamaqembu amahlathi, okwakuwumkhuba ekuqaleni okwakugawulwa ngawo izihlahla ezithile ezazikhethiwe ngaphambili, ngokuvumelana nokusetshenziswa okwakuhloselwe wona esikhathini esizayo. icala lokuthola izinkuni zokwenziwa kweminyango noma ifenisha.

Kodwa namuhla inkinga engathi sína esabalele mayelana nalolu hlobo ukuxhashazwa kwemithombo yemvelo, sizithola sisesikhathini lapho izidingo ezingenzi mqondo zibaluleke kakhulu, esikhundleni sokubeka kuqala ukusinda kwezinhlobo eziningi zezitshalo nezilwane, kwezinye izindawo ezibaluleke kakhulu endaweni ezungezile, okwenza izindawo zemvelo lapho imvelo iphila khona. izilwane zasendle zeplanethi ziyathuthuka.

Uma sifuna ukuthola isibonelo esicacile sencazelo esiyinikezayo, sinayo ngokugawulwa kwehlathi lemvula lase-Amazon, eliye lancishiswa ngesigamu eminyakeni engamashumi amabili edlule, ngenxa yesithakazelo kanye nentengo yemakethe izinkuni eziye zancipha. okungavamile, okufana ne-sajo, i-cuangare, i-quebracho kanye ne-mahogany ehlala iyigugu. Isizathu sokuthi lokhu kwenzeke ukuthi, naphezu kokuthi kunesilinganiso saminyaka yonke sokuxhashazwa kwalolu hlobo lwesihlahla ngokomthetho, iningi lezinkampani ezizinikele kulo msebenzi aziwuhloniphi.

Lezi zinkampani zigawula ngaphezu kwalokho okuvunyelwe futhi zithengisa izinkuni ezisalile emakethe emnyama. Kodwa ukuxhashazwa ngokweqile kwamahlathi namahlathi akwenziwa kuphela ukuze kuzuze izinkuni, kunezimo lapho ukunwetshwa okukhulu kwamahlathi, okunesithakazelo esibalulekile semvelo, kuye kwagawulwa ukuze kutholwe umhlaba owengeziwe. imisebenzi yezolimo, okutholakala kuyo inzuzo enkulu yezomnotho.

Yilokhu okuye kwenzeka emahlathini aseNingizimu-mpumalanga ye-Asia, lapho amahlathi ethathelwa indawo amasimu esundu, okwenziwa ngawo uwoyela, asetshenziswa njengento eluhlaza lapho kwenziwa imikhiqizo eminingi esetshenziswa nsuku zonke. Ikakhulukazi lawa mahlathi aqukethe inqwaba yezilwane, izinambuzane, izitshalo kanye nezinye izidalwa eziphilayo eziningi ezitholakala kuleyo ndawo, kodwa ezicekelwa phansi ngumuntu futhi ziqhubezela izinhlobo eziningi zezinto eziphilayo engozini yokushabalala, ngenxa yesizathu esisodwa nje sokuyenga. lokuhaha

I-Pesca

Lena enye imodeli yokuxhashazwa kwemithombo yemvelo. Impela kuwumsebenzi wezomnotho owaqala ezikhathini zasendulo, ngendlela efanayo nokuzingela. Kodwa cishe iminyaka engamashumi amabili noma amathathu, izikole zezinhlanzi ezilwandle nasezilwandle zethu bezilokhu zehla ngezilinganiso ezethusayo ngempela, futhi lokhu kunjalo, empeleni, ngenxa yokudoba ngokweqile osekwenziwe, kusetshenziswa izinsiza kanye nobuchwepheshe abanabo. ivimbele imvelo ukuthi ikwazi ukusebenzisa amandla ayo okuvuselela kanye nokuzala kabusha kwabantu.

Ngakho ngemisebenzi yokudoba ngokweqile, ngisho nangezindlela ezithile zokudoba ngenjongo yokudayisa, izinhlobo eziningi zasolwandle zisengozini. Izinhlanzi ezithinteka kakhulu yi-monkfish, tuna, ama-anchovies, ama-sardine, i-cod ne-hake, phakathi kwezinye eziningi.

Iningi lezinhlobo zezinhlanzi liye labona inani lazo lehla kakhulu futhi ngenxa yokuthi zisetshenziselwa ukudliwa abantu ngokuqondile. Kodwa lezo ezingadliwe ziphinde zicutshungulwe ukuze kwenziwe eminye imikhiqizo, njengokuphakelwa kwezilwane, noma njengokudla okusha kwezinye izinhlanzi emapulazini ezinhlanzi.

Iqiniso elifakazelwe ngokwesayensi lokuthi inani lezinhlobo zezilwane zasolwandle liyehla ngokugxumagxuma likhathaza kakhulu, ngakho kufanele sithathe isinyathelo futhi siqale ukuqapha izabelo zokudoba ngokuqinile. Uma leli zinga eliqhubekayo lokuxhashazwa liqhubeka, kuqinisekile ukuthi esikhathini esingaphansi kweminyaka engu-30 izinhlobo eziningi zezinto eziphilayo ziyobe sezingasekho futhi phakathi neminye iminyaka engu-50, ezinye ziyobe sezingasekho.

Ezinye izinhlobo zokuxhashazwa kwemithombo yemvelo

Mhlawumbe okungcolisa kakhulu imisebenzi yezimayini, okungadingekile ukuyihlola, ngoba cishe wonke umuntu uyazi. Amadayimane, amarubi, igolide, isiliva, insimbi, igesi, uwoyela kanye nayo yonke imikhiqizo yemvelo yamaminerali edingekayo embonini, njenge-coltan neminye imihlaba engavamile, ukuxhashazwa kwayo okungagcini nje ngokungcolisa kanye nezimbangela. Ukuwohloka Kwemvelo, kodwa kube yimbangela yezimpi nokufa kwabantu abaningi, ikakhulukazi e-Afrika.

Ngaphandle kokushiya eceleni amapulazi ngezinhloso zezolimo, ayanda ngenxa yokukhula kwesibalo sabantu kanye nemikhuba enganakekile nengasimamisi ecekela phansi umhlaba.

Iqiniso liwukuthi ukuxhashazwa kwemithombo yemvelo, njengoba kade siqhuba, sekukhiqize ukushabalala kwezidalwa eziningi eziphilayo futhi uma kuqhubeka kuleli zinga elifanayo, eminyakeni embalwa sizobe sesiyicimile enye yalezo zinsiza futhi isintu kuyodingeka sicabange ngezinye izindlela zokwanelisa isimo samanje. izidingo.


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