Umphumela wokushisa

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Umphumela wokushisa okushisayo ukwanda kwezinga lokushisa komhlaba ngenxa yokushisa komkhathi ophansi ngokuqongelela amagesi abamba ukushisa. Ngenxa yalokhu, izinga lokushisa lomoya liphakeme kunalokho obekufanele libe yikho, futhi lokhu kuholela emiphumeleni engenakulungiseka njengokuguquka kwesimo sezulu nokushisa komhlaba. Emakhulwini amaningi eminyaka edlule, le nkinga yemvelo yayikhona, kepha yayingabonakali kangako. Ngokuthuthukiswa kobuchwepheshe, inani lemithombo ehlinzeka ngomphumela wokushisa okushisa emoyeni landa minyaka yonke.

Izimbangela zomphumela wokushisa

Awukwazi ukukugwema ukukhuluma ngemvelo, ukungcoliswa kwayo, ukulimala komphumela wokushisa. Ukuze uqonde indlela yokusebenza kwalesi simo, udinga ukuthola izimbangela zayo, uxoxe ngemiphumela bese unquma ukuthi ungabhekana kanjani nale nkinga yemvelo kungakephuzi kakhulu. Izizathu zomphumela wokubamba ukushisa zimi kanje:

  • ukusetshenziswa kwamaminerali avuthayo embonini - amalahle, uwoyela, igesi yemvelo, lapho kushiswa, inani elikhulu le-carbon dioxide namanye amakhemikhali ayingozi akhishwa emkhathini;
  • ezokuthutha - izimoto namaloli kukhipha amagesi e-exhaust, nawo angcolisa umoya futhi andise umphumela wokushisa kwendlu;
  • ukugawulwa kwamahlathi, okumunca isikhutha futhi kukhiphe umoya-mpilo, futhi ngokucekelwa phansi kwaso sonke isihlahla emhlabeni, inani le-CO2 esemoyeni liyanda;
  • imililo yehlathi ingomunye umthombo wokucekelwa phansi kwezitshalo emhlabeni;
  • ukwanda kwenani labantu kuthinta ukwanda kwesidingo sokudla, okokwembatha, ezezindlu, futhi ukuze kuqinisekiswe lokhu, umkhiqizo wezimboni uyakhula, okhula ngokungcolisa umoya ngamagesi abamba ukushisa;
  • i-agrochemistry kanye nama-fertilizer aqukethe amanani ahlukile wezinhlanganisela, ngenxa yokuhwamuka okukhishwa yi-nitrogen - enye yamagesi abamba ukushisa;
  • ukubola nokushiswa kukadoti ezindaweni zokulahla imfucuza kunomthelela ekwandeni kwamagesi abamba ukushisa.

Umthelela womphumela obamba ukushisa kwesimo sezulu

Uma kubhekwa imiphumela yomphumela wokushisa okushisayo, kunganqunywa ukuthi okuyinhloko ukushintsha kwesimo sezulu. Njengoba izinga lokushisa lomoya likhuphuka minyaka yonke, amanzi olwandle nolwandle ayahwamuka ngamandla. Abanye ososayensi babikezela ukuthi eminyakeni engama-200 kuzoba khona into efana "nokoma" kwezilwandle, okungukuthi ukwehla okukhulu emazingeni amanzi. Lolu olunye uhlangothi lwenkinga. Okunye ukuthi ukwanda kwezinga lokushisa kuholela ekuncibilikeni kwezinguzunga zeqhwa, okufaka isandla ekwandeni kwezinga lamanzi oLwandlekazi Lomhlaba, futhi kuholele ekukhukhulekeni kolwandle lwamazwekazi naseziqhingini. Ukwanda kwenani lezikhukhula nokugcwala kwamanzi ezindaweni ezisogwini kukhombisa ukuthi izinga lamanzi olwandle liyakhula minyaka yonke.

Ukwanda kwezinga lokushisa lomoya kuholela eqinisweni lokuthi izindawo ezinomswakama omncane wemvula yasemkhathini zoma futhi zingakulungeli ukuphila. Lapha izitshalo ziyafa, okuholela enkingeni yokudla kubantu bendawo. Futhi, izilwane azikutholi ukudla, ngoba izitshalo ziyafa ngenxa yokuntuleka kwamanzi.

Abantu abaningi sebejwayele isimo sezulu nesimo sezulu kukho konke ukuphila kwabo. Njengoba izinga lokushisa lomoya likhuphuka ngenxa yomphumela wokushisa, ukushisa komhlaba kwenzeka emhlabeni. Abantu abakwazi ukumelana namazinga okushisa aphezulu. Isibonelo, uma ngaphambili izinga lokushisa lasehlobo lalingama- + 22- + 27, khona-ke ukwanda okuya ku- + 35- + 38 kuholela elangeni nasekushiseni, ukushiswa kwamanzi emzimbeni nezinkinga ngohlelo lwezinhliziyo, kunengozi enkulu yokushaywa unhlangothi. Ochwepheshe abanokushisa okungavamile banikeza abantu izincomo ezilandelayo:

  • - ukunciphisa inani lokuhamba emgwaqweni;
  • - ukunciphisa umsebenzi womzimba;
  • - gwema ilanga eliqondile;
  • - ukwandisa ukusetshenziswa kwamanzi alula ahlanzekile kuze kube ngamalitha ama-2-3 ngosuku;
  • - vala ikhanda lakho elangeni ngesigqoko;
  • - uma kungenzeka, chitha isikhathi egumbini elipholile emini.

Ungawunciphisa kanjani umphumela obamba ukushisa

Ukwazi ukuthi kuphuma kanjani amagesi abamba ukushisa, kuyadingeka ukuqeda imithombo yawo ukuze kunqandwe ukufudumala kwembulunga yonke neminye imiphumela emibi yomphumela wokubamba ukushisa. Ngisho nomuntu oyedwa angashintsha okuthile, futhi uma izihlobo, abangane, abantu ojwayele ukujoyina naye, bazobekela abanye abantu isibonelo. Leli selivele liyisibalo esikhudlwana sabantu abahlala emhlabeni abazokwazi ukuqondisa izenzo zabo ekugcineni imvelo.

Isinyathelo sokuqala ukumisa ukugawulwa kwamahlathi bese utshala izihlahla ezintsha nezihlahlana njengoba zimunca isikhutha futhi zikhiqiza umoya-mpilo. Ukusebenzisa izimoto ezisebenza ngogesi kuzonciphisa inani lomusi ophelile. Ngaphezu kwalokho, ungashintsha kusuka ezimotweni uye kumabhayisikili, elula kakhulu, eshibhile futhi ephephe imvelo. Kuphinde kuthuthukiswe nezinye izinto zokubasa, okuthi ngeshwa, zilethwe kancane kancane ezimpilweni zethu zansuku zonke.

Isixazululo esibaluleke kunazo zonke enkingeni yomphumela wokubamba ukushisa ukuwuletha emphakathini womhlaba, futhi futhi senze konke okusemandleni ethu ukunciphisa ukuqongelela kwamagesi abamba ukushisa. Uma utshala izihlahla ezimbalwa, uzobe ususizo olukhulu emhlabeni wethu.

Umthelela womphumela wokushisa okushisa impilo yabantu

Imiphumela yomphumela wokushisa okushisayo ibonakaliswa kakhulu kwisimo sezulu nakwimvelo, kepha umthelela wayo empilweni yomuntu awonakalisi kangako. Kufana nebhomu lesikhathi: ngemuva kweminyaka eminingi sizokwazi ukubona imiphumela, kepha ngeke sikwazi ukushintsha lutho.

Ososayensi babikezela ukuthi abantu abanesimo sezimali esiphansi futhi esingazinzile basengozini enkulu yokungenwa yizifo. Uma abantu bengondlekile futhi okunye ukusweleka kokudla ngenxa yokushoda kwemali, kuzoholela ekungondlekeni, indlala kanye nokuthuthukiswa kwezifo (hhayi nje umgudu wamathumbu). Njengoba ukushisa okungavamile kwenzeka ehlobo ngenxa yomphumela wokushisa okushisa, inani labantu abanezifo zesistimu yenhliziyo liyanda minyaka yonke. Ngakho-ke abantu banokwenyuka noma ukuncipha kwengcindezi yegazi, isifo senhliziyo nokuquleka kwesithuthwane kuyenzeka, ukuquleka nokushaywa ukushisa kwenzeka.

Ukwanda kwezinga lokushisa lomoya kuholela ekwakhiweni kwezifo nobhadane olulandelayo:

  • Umkhuhlane we-Ebola;
  • i-babesiosis;
  • ikholera;
  • umkhuhlane wezinyoni;
  • isifo;
  • isifo sofuba;
  • izimuncagazi zangaphandle nangaphakathi;
  • ukugula ukulala;
  • i-yellow fever.

Lezi zifo zisakazeka ngokushesha okukhulu ngokwendawo, ngoba izinga lokushisa eliphakeme lomkhathi lisiza ukuhamba kwezifo ezahlukahlukene kanye nezithwala izifo. Lezi yizilwane nezinambuzane ezahlukahlukene, njengezimpukane zeTsetse, izibungu ze-encephalitis, omiyane be-malaria, izinyoni, amagundane, njll. Ukusuka ezindaweni ezifudumele, lezi zithwala zifudukela enyakatho, ngakho-ke abantu abahlala lapho bathola izifo, ngoba abanalo igciwane kuzo.

Ngakho-ke, umphumela wokubamba ukushisa uba imbangela yokufudumala kwembulunga yonke, futhi lokhu kuholela ezifweni eziningi nasezifweni ezithathelwanayo. Ngenxa yomqedazwe, izinkulungwane zabantu ziyafa emhlabeni jikelele. Ngokulwa nenkinga yokufudumala kwembulunga yonke kanye nomphumela wokubamba ukushisa, sizokwazi ukwenza ngcono imvelo futhi, ngenxa yalokho, sibe nesimo sempilo yabantu.

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Bukela ividiyo: Factors affecting enzyme activity: Enzyme kinetics (May 2024).