10 biliyoni: India ikuyembekezeka kupitilira China, ndikuwongolera kuchuluka kwa anthu padziko lonse lapansi

Chiwerengero cha anthu padziko lonse lapansi chidzawonjezera 2 biliyoni m'zaka makumi atatu zikubwerazi, kutsekereza gawo lalikulu la mabiliyoni 10 pofika 2050, UN idatero. India, yomwe ikuyembekezeredwa kuti ilanda China, idzatsogolera.

Lipoti lomwe latulutsidwa kumene ndi Population Division of the UN Department of Economic and Social Affairs (DESA) lotchedwa 'The World Population Prospects 2019: Highlights' akuti anthu odabwitsa 9.7 biliyoni adzakhala padziko lapansi pofika 2050, chiwonjezeko cha awiri. biliyoni kuyambira pano.

Mayiko asanu ndi anayi akuyembekezeka kuti ndiwo achititsa kuti theka la chiwopsezochi chichitike. Omwe akutsogolera njirayi ndi India, yomwe ikuyembekezeka kuwonjezera 273 miliyoni ku chiwerengero chake chomwe chili kale ndi 1.37 biliyoni ndikugonjetsa China, yomwe chiwerengero cha anthu chikuyembekezeka kutsika ndi 31.4 miliyoni pakati pa 2019 ndi 2050. Chiwerengero cha anthu ku China chidzapitirira kuchepa ndipo chikuyembekezeka kufika 1.1 biliyoni pofika 2100, pomwe India akuyembekezeka kukhala ndi anthu 1.4 biliyoni panthawiyo.

Nigeria yomwe ili m'malo mwachiwiri sikutsalira kwambiri, ndipo ikuyembekezeka kuwonjezera anthu 200 miliyoni pofika 2050. Pakistan, Ethiopia, Tanzania, Indonesia, Democratic Republic of Congo, Egypt, ndi US ndi mayiko ena asanu ndi awiri omwe aziyendetsa Lipotilo linati chiwerengero cha anthu padziko lonse chikukula m’zaka 30 zikubwerazi.

Koma kuchuluka kwakukulu kwa chiwerengero cha anthu kudzachitika kum'mwera kwa chipululu cha Sahara ku Africa, komwe kudzakula mowirikiza kawiri pofika 2050, chitukuko chomwe chingathe kusokoneza machitidwe osokonekera a mayiko.

"Ambiri mwa anthu omwe akuchulukirachulukira ali m'maiko osauka kwambiri, komwe kuchuluka kwa anthu kumabweretsa zovuta zina," Mlembi Wamkulu wa DESA, Liu Zhenmin, adatero m'mawu atolankhani Lolemba.

Ngakhale kuti ziwerengerozi ndi zodabwitsa, chiŵerengero cha anthu chikucheperachepera ndipo chikuyembekezeka kutsala pang’ono kuima. Pakalipano, chiwerengero cha amayi omwe amabadwa ndi 2.5, koma pofika chaka cha 2050 chikuyembekezeka kutsika kufika pa 2.2, ndikuyika dziko lapansi pamphepete mwa kuchepa kwa chiwerengero cha anthu. Chiwerengero cha kubadwa kwa 2.1 kwa mkazi aliyense chimaonedwa kuti n'chochepa kwambiri kuti chikhale ndi chiwerengero cha anthu, chomwe chikuyembekezeka kufika pachimake pofika kumapeto kwa zaka za zana lino pa 11 biliyoni.

Chiwerengero chochepa cha obadwa kwa mkazi aliyense chidzakhudza kwambiri mayiko 55 omwe akuyembekezeka kuwona kuti chiwerengero cha anthu chikuchepa ndi pafupifupi 23 peresenti. Phukusili limatsogozedwa ndi China ndikutsatiridwa ndi mayiko ena, ambiri omwe ali ku Eastern Europe kapena ku Caribbean. Dziko la Lithuania ndi Bulgaria lidzatsika kwambiri, poona kuti chiwerengero cha anthu chikucheperachepera ndi 2050 peresenti pofika chaka cha 22. Latvia, yomwe pafupifupi 20 peresenti yatsika, ikutsatiridwa ndi Zilumba za Wallis ndi Futuna (20 peresenti), ndi Ukraine (XNUMX peresenti).

Ngakhale ochita kafukufuku akuchenjeza za kukwera kofulumira kwa chiwerengero cha anthu m'mayiko omwe akutukuka kumene, amanenanso za kuchuluka kwa anthu azaka 65 kapena kuposerapo komwe kumabweretsa mavuto azachuma. Ngakhale kuti munthu mmodzi pa anthu 11 alionse ali m’gulu la zaka zimenezi, pofika chaka cha 2050, mmodzi mwa anthu asanu ndi mmodzi alionse adzakhala ali ndi zaka 65 kapena kuposerapo. M'madera ena, monga Asia, Latin America, ndi Kumpoto kwa Africa, chiwerengero cha okalamba chikuyembekezeka kuwirikiza kawiri pofika chaka cha 2050, zolemba za kafukufukuyu.