Sawubona lapho, abathandi bezilwane nabangane abanolwazi! Namuhla, sizongena esihlokweni esingahle singabi mnandi kakhulu ukudingida, kepha munye obaluleke kakhulu: amapulazi efekthri. Le misebenzi enkulu ayisho nje ukukhiqiza ukudla ngezinga elikhulu - nabo badlala indima enkulu ekusakazeni izifo kanye nokulimala kwemvelo emvelweni. Ake sihlole uhlangothi olumnyama lokulima efektri nokuthi kungani kubalulekile ukubhekana nalezi zinkinga. Ukudluliselwa kwezifo emapulazini efektri kungenye yezinto ezikhathazayo ezinkulu namapulazi efektri yindlela abangaba ngayo izizathu zokuzalela izifo. Bheka lokhu: Izilwane zigcwele ngokuqinile ezikhaleni ezivalekile, okwenza kube lula kakhulu ngezifo ukusakazeka njengomlilo wasendle. Ukusondela kanye nezimo ezicindezelayo zenza buthaka amasosha abo omzimba, kubenza bathambekele kakhulu ekufeni. Lokhu, nakho, kwandisa ubungozi bokudluliselwa kwezifo phakathi kwezilwane epulazini. Yini ngisho ...
Umthelela Wokudla
Ulwandle luhlanganisa ngaphezulu kwama-70% omhlaba futhi luyikhaya lokuhlekisa ngempilo yasemanzini. Eminyakeni yamuva nje, isidingo sokudla kwasolwandle siholele ekukhuphukeni kwamapulazi olwandle namapulazi ezinhlanzi njengendlela yokudoba okuqhubekayo. Lawa mapulazi, abizwa nangokuthi ama-aquaculture, ajwayele ukubonwa njengesixazululo sokudoba ngokweqile nendlela yokuhlangabezana nesidingo esikhulayo sokudla kwasolwandle. Kodwa-ke, ngaphansi kobuso kukhona iqiniso elimnyama lomthelela lawa mapulazi anawo endalini yemvelo yasemanzini. Ngenkathi zingabonakala njengesixazululo ebusweni, iqiniso ukuthi amapulazi olwandle nama-fish angaba nemiphumela emibi emvelweni nasezilwaneni ezibiza ulwandle ekhaya. Kulesi sihloko, sizokwehla ngokujulile emhlabeni wolwandle kanye nokulima izinhlanzi futhi siveze imiphumela efihliwe esisongela imvelo yethu engaphansi kwamanzi. Ukusuka ekusetshenzisweni kwama-antibiotic nama-pesticides ku ...
I-nitrogen iyinto ebalulekile yokuphila emhlabeni, idlala indima ebalulekile ekukhuleni nasekuthuthukisweni kwezitshalo nezilwane. Kodwa-ke, lapho amanani aphezulu we-nitrogen engena imvelo, angaba nemiphumela elimazayo kwimvelo yemvelo kanye nempilo yabantu. Omunye wabanikeli abaphambili kulolu daba ngumkhakha wezolimo, ngokuqondile ezolimo zezilwane. Ukukhiqizwa kanye nokuphathwa kwemfuyo, okubandakanya izinkomo, izinkukhu nezingulube, zixhunyaniswe namazinga abalulekile ekungcoleni kwe-nitrogen. Le nto yenzeka ikakhulukazi ngokusebenzisa umanyolo nomquba, ocebile eNitrogen, nasekukhuphukeni kwe-ammonia okukhiqizwa imfucuza yezilwane. Njengoba isidingo semikhiqizo yezilwane siyaqhubeka nokukhuphuka emhlabeni jikelele, ngakho-ke ukukhathazeka ngomthelela wezolimo zezilwane ekungcoleni kwe-nitrogen. Kulesi sihloko, sizohlola ukuxhumana phakathi kwezolimo zezilwane nokungcoliswa kwe-nitrogen, sihlolisise izimbangela, imiphumela, kanye nezixazululo ezingaba khona. Ngokuqonda lobu budlelwano obuyinkimbinkimbi, ...
Ukulima efektri, uhlelo oluthuthukile lokukhulisa imfuyo yokukhiqiza ukudla, kube yimikhosi yokushayela ngemuva kokudla komhlaba wonke. Kodwa-ke, ngaphansi kobuso bale mboni esebenza kahle kakhulu futhi enenzuzo kutholakala izindleko ezifihliwe nezibulalayo: Ukungcoliswa komoya. Ukukhishwa okuvela emapulazini asefekthri, kufaka phakathi i-ammonia, i-methane, udaba lokubandakanya, namanye amagesi amabi, kufaka ubungozi obukhulu bezempilo emiphakathini yasendaweni kanye nabantu abaningi. Le ndlela yokuwohloka kwemvelo ivame ukunganakwa, kepha imiphumela yezempilo ifinyelela kude, okuholela ezifweni zokuphefumula, izinkinga zenhliziyo, nezinye izimo zezempilo ezingamahlalakhona. Isilinganiso sokungcoliswa komoya ngamapulazi efektri efektri efektri anesibopho sengxenye enkulu yokungcoliswa komoya. Lezi zikhungo zihlala izinkulungwane zezilwane ezikhaleni ezivalekile, lapho imfucuza inqamula ngamanani amakhulu. Njengoba izilwane zichitha imfucuza, amakhemikhali namagesi akhishwe emoyeni amunwa zombili izilwane kanye nemvelo. Ivolumu enkulu ...
Ukulima efektri, indlela yezolimo ezinamandla zezilwane, sekuyisikhathi eside zihlotshaniswa nezinkinga eziningi zemvelo nokuziphatha okuhle, kodwa enye yezinto ezikhohlisayo futhi ezivame ukunganakwa ukungcoliswa okukhiqizayo emoyeni. Imisebenzi yezimboni evutha izimboni, lapho izilwane zigcinwa khona eziminyene, izimo ezingezinhle, zikhiqiza inqwaba yokungcola komoya okufaka isandla ekuwohlokeni kwemvelo, izinkinga zempilo yomphakathi kanye nokushintsha kwesimo sezulu. Lo mbhalo uhlola indlela ukulima kahle efektri ngqo ebhekene nokungcoliswa komoya kanye nemiphumela emide efinyelela kude empilweni yethu, imvelo kanye nenhlala-kahle yezilwane ezihilelekile. Ukungcola kwamapulazi efektri efektri, noma okuhlanganisiwe kokudla kwezilwane (ama-cafos), izinkulungwane zendlu zezilwane ezikhaleni ezivalekile lapho zikhiqiza khona imfucumfucu. Lezi zindawo zingumthombo obalulekile wokungcoliswa komoya, ekhulula amagesi ahlukahlukene ayingozi kanye nezinkinga ezingena emkhathini. Ukungcola okuvame kakhulu kufaka phakathi: Ammonia (NH3): ...
Ukulima efektri, owaziwa nangokuthi ukulima kwezimboni, kuwumkhuba wanamuhla wezolimo ohlanganisa ukukhiqizwa okujulile kwemfuyo, izinkukhu, kanye nezinhlanzi ezindaweni ezivaliwe. Le ndlela yokulima isiye yanda kakhulu emashumini eminyaka ambalwa edlule ngenxa yamandla ayo okukhiqiza inqwaba yemikhiqizo yezilwane ngentengo ephansi. Kodwa-ke, lokhu kusebenza kuza ngezindleko ezibalulekile kuzo zombili inhlala-kahle yezilwane kanye nemvelo. Umthelela wezolimo efektri ezilwaneni kanye neplanethi kuyinkinga eyinkimbinkimbi futhi ehlukahlukene evuse inkulumompikiswano egcwele kanye nempikiswano eminyakeni yamuva. Kulesi sihloko, sizokwelulwa ngezindlela ezahlukahlukene lapho ukulima efektri kuthinte khona zombili izilwane kanye nemvelo, kanye nemiphumela enakho empilweni yethu kanye nokusimama kweplanethi yethu. Ukusuka ekwelashweni okunonya nangobuntu kwezilwane emiphumeleni elimazayo emhlabeni, wamanzi nomoya, kubalulekile ku ...
Ukulima ifektri kungumshayeli omkhulu wokubhujiswa kwemvelo, ukuncipha kokonakalisa komhlaba kanye nokuqothuka ngesilinganiso esishaqisayo. Njengoba ezolimo zezimboni zinwebeka ukuze zihlangabezane nesidingo esikhulayo senyama nobisi, imikhuba yalo engalawuleki - njengokusebenzisa ngokweqile, ukusetshenziswa kwamahlathi, ukuncipha kwemithi yomanyolo - ukungcolisa imithombo yamanzi. Le misebenzi ayigcini nje ngokugxeka izwe lokuqina kwalo kwemvelo kodwa futhi isongela imvelo emhlabeni wonke. Ukuqonda umthelela wamapulazi efektri kubalulekile ekuvumeleni izindlela zokukhiqiza zokudla ezivikela izinsizakusebenza zeplanethi yethu ezizukulwaneni ezizayo
Ukukhishwa kwe-Methane kusuka emfuyweni kungumshayeli obalulekile ojwayelekile kodwa ovame ukwenziwa ngaphansi kwesimo sezulu, ngezilwane ezivuselelayo njengezinkomo nezimvu ezidlala indima enkulu. Njengoba i-methane idonsa izikhathi ezingama-28 ngempumelelo kune-carbon dioxide ngaphezulu kwekhulu leminyaka, umkhakha wemfuyo usuvele njengomqambi obalulekile ekushisweni komhlaba ngokushisa komhlaba, ukuphathwa komquba kanye nezinguquko zokusetshenziswa komhlaba. Ngezolimo ezibhekele cishe ngo-14% zokukhishwa kwegesi yomhlaba wonke, ukubhekana ne-methane ye-methane kusuka emfuyweni kubalulekile ekunciphiseni imithelela yesimo sezulu. Lo mbhalo uhlola ubudlelwano phakathi kokukhiqizwa kwemfuyo kanye nokukhishwa kwe-methane ngenkathi uhlola amasu aqhubekayo okunciphisa ukuphepha kwawo kwezemvelo ngaphandle kokuyekethisa ukuphepha kokudla
Emthunzini wokulima efektri, inkinga efihlekile yenzeka ngaphansi kwezinhlanzi zamanzi, izidalwa ezinobuhlakani kanye nezinto ezihlakaniphile, zikhuthazele ukuhlupheka okungacabangeki ngokuthula. Ngenkathi izingxoxo eziphathelene nenhlalonhle yezilwane zivame ukugxila ezilwaneni zomhlaba, ukuxhashazwa kwezinhlanzi ngokudotshwa kwezimboni kanye ne-aquaculture kuhlala kunganakwa kakhulu. Uboshelwe ezimweni ezigcwele kakhulu futhi wavezwa amakhemikhali ayingozi kanye nokubhujiswa kwemvelo, lezi zidalwa zibhekana nonya olungapheli olunganakwa ngabathengi abaningi. Lo mbhalo uhlola ukukhathazeka ngokuziphatha, umthelela wemvelo, kanye nocingo oluphuthumayo ukuze aqaphele inhlanzi njengokufanele ukuvikelwa nobubele ezinhlelo zethu zokudla. Ushintsho luqala ngokuqwashisa-ake silethe usizi lwabo
Ukukhetha kwethu kokudla kudlala indima ebaluleke kakhulu ekubhekaneni nezinselele zemvelo ezicindezela kakhulu zePlanethi. Ukusuka ekunciphiseni ukuphuma kwegesi ebamba ukushisa ukuze ulondoloze amanzi nokuvikela izinhlobonhlobo zezinto eziphilayo, ukwamukela indlela yokuphila ye-vegan kunikeza indlela eqhubekayo eya phambili. Ngokubeka phambili ekudleni okususelwa kwisitshalo ngaphezulu kwezolimo zezilwane, singalwa nokugawulwa kwamahlathi, sinciphise i-carbon footprint yethu, bese sisekela imikhuba yokulima yokuziphatha eyayikhulisa imvelo. Le ndatshana ivimba ukuxhumana okunamandla phakathi kokuqina kwe-veganism kanye nokusimama kwemvelo, kukhombisa ukuthi kulula kangakanani ukufundwa kokudla noma ukunikeza izithombo ezisuselwa kwisitshalo noma ukudliwa kwendawo yendawo - kungaqhubekela phambili inqubekela phambili enempilo ebheke kwiplanethi enempilo
