UkubunjwaImfundo Secondary nezikolo

Bezisoloko yaye ziya Zingaphi abantu ehlabathini

Yonke mzuzu emhlabeni umntu esifa okanye ezelwe. Ngokuba bathi kanye bangaphi abantu ehlabathini bahlala khona ngoku, ngawo lo mzuzu, akunakwenzeka. Nakuba inani uqikelelo lusekiwe. Nokuba wadala script - irobhothi ekhethekileyo ukubala inani labantu Emhlabeni ngalo mzuzu. Xa ebuzwa abantu abaninzi kangakanani Emhlabeni kwakgqitywa kweyoMqungu kowama-2014, nguye onoxanduva - 7189000000 Oku kungqinwe izibalo zamanani mihla ..

Xa umntu sele bafunda ukucinga, ukubala nokubhala, wayefuna ukubala inani labemi yaye amisele abantu abaninzi kangakanani on Earth. Nkqu ngexesha impucuko siye saqhubeka izibalo kuqala. We enza ngayo amagunya okulawula ukuhlawula irhafu. Ingqalelo abantu esixekweni, County, ilizwe. Msasi kuphuhliswa ezinzima kade. Wamanani abantu bathi ihlabathi kwakuhlala billion ngaphezulu ngenkulungwane ye-19. Inani kwakhona ngu. Onke amanani malunga abantu ngokusekelwe izibalo kunye nokucingela. Ukutyhubela iinkulungwane edlulileyo amabini, ukunyuka nge-600%, okt ngaphezu kwama-6 bhiliyoni. Noko ke, la manani zinxulumene kumazwe ephucukile, apho nokuchuma kuthathelwa ingqalelo. Indlela abantu ehlabathini ezininzi ngokwenene kunzima ukutsho.

Idatha yokuqala ngaphezulu okanye ngaphantsi ngqo zifunyenwe ngo-1960, emva kokuba ubalo lwabantu, uninzi lwamazwe. Namhlanje eli nani liye ngaphaya 7 billion. Yaye wafumana njani? Ngokudibanisa up inani labantu abavela kumazwe awahlukeneyo. Noko ke, ukuba isimo nganye kusebenza kunye uxanduva ngokupheleleyo kubalo? Umzekelo, ilizwe elifana Ukraine, ezifana yaseYurophu kunye oluphucukileyo, izihlandlo ezithathu sele uthwele ubalo ngenxa yokunqongophala kwemali. Manani zithi kuphela ipesenti encinane yabantu accounted for nakwabasemagunyeni. Ngokuswela into engcono kufuneka bavumelane.

Umbuzo ngulo, njani abantu abaninzi ehlabathini uzelwe kwimbali yoluntu, ngo-2008 igama kakhulu umdla zonke, ecetywayo yi lowu ethandwayo "Quest". Izazinzulu ezininzi ziye zasebenza kuyo, waza wafumana ezahlukeneyo amanani. Peter Grunwald, ingcali ye-Centre of Mathematics ne-Computer Science eNetherlands, ekuthini 107 billion, kwaye demographer Carl Haub of the Population Reference Bureau (PRB - Population Reference Bureau) kwawa abantu 108 billion. I-run ayikho elikhulu kakhulu. Ukuba uthatha le datha, ngoku awayengabemi neplanethi-6% kuphela yabo wayehlala ngaphambili. Olubalo lwenziwa nge-50 000 BC. e., kokufika Homo sapiens. Kunyaka n 1. e. emhlabeni ababehlala abantu million 300. Ngowe-1650 th labantu ekufikelelwe sisiqingatha billion, yaye ngenkulungwane ye-19 - a billion.

Bangaphi abantu ehlabathini namhlanje, kakade. Ngoko ke, xa kwimbali inani lilonke labantu iplanethi uMhlaba 108 ezigidi abantu. Kubonakala ukuba dictum ngoku stylish zamaRoma yamandulo wemka waya kwenye indawo: ". Ushiywe kuninzi"

Izazinzulu lubonisa ukuba 2025 ihlabathi liya kuba abantu abangaphezu kwama-8 billion, kwaye ngo-2050 -. 9.7 billion nakuba zonke emibi ngekamva, ndifuna ukuba uluntu, bonisa lonke uphuhliso yakho sokuphepha ebalulekileyo ngaphandle kokwenza izibonelelo zabo. Ngokutsho S. P. Kapitsy, iplanethi yethu uyakwazi ukondla no-15, kunye 25 ezigidi zabantu. Xa utshintsho Izibalo epheleleyo, abemi bomhlaba baya kuba nako ukulungelelanisa kakuhle lingangaphantsi kwexabiso ezibalulekileyo.

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