Dadka dunida ku nool. xaqiiqooyin iyo tirooyin Interesting

Tirada dadka dunida ... Maxaa ururada aadan qof kasta si aad u maqasho ereyadan? caalamka A weyn - sida badan oo inaga mid ah ku yaal? Yaa more: rag ama dumarba? Waa maxay dhererka celceliska nolosha aadanaha? Imisa earthlings dhashay oo ku geeriyooday maalintii? Oo sannaddii ah?

All oo naga mid ah - dadka ku nool meerahaas. Qaado arrimaha qaar ka mid ah fiiro yar oo dheeraad ah, waxaad ogaan kartaa macluumaadka la yaab leh. Ma ogtahay in kasta 0.24 ilbiriqsi caalamka waxaa ku dhashay ilmo kale, laakiin saacad horeba waa dadka badan caalamka ayaa buuxsameen in ka badan 15 000 oo dhalatay. Oo daqiiqad kasta (0.56 sec.) Qofka dhinta, iyo saacaddii dunida u lumiya ku dhawaad 6500 oo qof.

Cimriga - arrin gaar ah. dadkii hore loo arkaa muddo dheer jiray, haddii ay ku nool ilaa 35 sano. By hagaajinta heerka nololeed iyo guulaha daawo, laakiin sanadkii 1950 wuxuu noqday siman celceliska ah ee 46 sano, iyo 1990 - horeba 62.

In Japan maanta, iyo Scandinavia ragga ku nool celcelis ahaan 80 sano, dumarka - 75, laakiin dadka ugu liita dalalka Afrika iyo Aasiya waa lagama yaabo in ay weligood u awoodaan in ay ku faanaan da'da sida: 47 sano - taasi waa dhererka celceliska ah ee noloshooda. A Sierra Leone, nasiib daro, iyadoo muddo ah 35 sannadood oo dhan ku hadhay on heerka qarniyo jir ah.

maanta dadka dunida ayaa ah ku dhawaad 7,091 bilyan oo la ragga iyo dumarka ku dhowaad siman: 3576000000 labka iyo 3,515 bilyan oo qof - gabadh da 'kasta oo .... Tirada dadka lab ahaaday, laakiin in Russia ka soo horjeeda waa ku run kan, on the 1130 haweenka lagu tiriyaa 1,000 oo nin, xisaabiyenimo 53% iyo 47% siday u kala horreeyaan.

Dadka u di'in degan meel ka mid ah dunida dacaladeeda. Tani waa la fahmi karo, maxaa yeelay, 149 million sq. M. km. dalkii la xisaabay in ku dhowaad 16 million sq m.. km. baraf noolaan karin, lamadegaanka Anfaco iyo buuraleyda geli karin. Sidee dadka dunida ayaa helay haray 133 million sq M.. km.? Meelaha qaarkood waxaa ku nool leh cufnaanta weyn, iyo qaybo ka mid ha Nafkaliya ah aadanaha oo aan ka heli.

Half of deggan oo dadka dunida ee ku nool magaalooyinka. Waana mid ka, ilaa dhawaan, horrantii qarnigii 19aad, ma hal degaanka ah ku faani karta dadweynaha ah ku nool yihiin oo ah 1 million. Laakiin by bartamihii qarnigii 20-, magaaladii shan milyan oo wuxuu jiray siddeed, oo ay 2000 ku dhawaad laba magaalo darsin ayaa noqotay goobaha magaalooyinka la tirada dadka deggan in ka badan 10 (!) million.

Magaalooyinka badankood waxay ku nool yihiin ee dunida ka mid ah shanta ugu sareeya, waa Shanghai (Japan), Istanbul (Turkey), Mumbai (India), Tokyo (Japan), Karachi (Pakistan). "Finan" wayn, ku nool, shaqada, waxay leeyihiin madadaalo, waxaa ku dhashay oo ku dhintay malaayiin wakiillo ka ah aadanaha, waa Mexico City, Bombay, Buenos Aires, Dhaka. Maxaa la sameeyaa, dadka u muuqdaan in ay ku nool yihiin magaalada, sababtoo ah waxaa jira fursado dheeraad ah oo is-xaqiijinta iyo dakhliga ku soo gala.

Dad badan ayaa la ogaado in Dowladda Shiinaha ayaa loogu talagalay in lagu yareeyo tirada carruurta ku dhalata, keeno "xal" ee carruurta ka yar yar ee: mid ka mid ah qoyska - hal cunug. Xadgudbayaasha, kuwaas oo u muuqday ilmaha labaad, ganaaxay, waxaa loogu gooddiyey saaridda ee meelaha fog fog iyo rigoore kale. In India ee overpopulated, waa la jecel yahay in ay wax ka badan laba caruur leedahay. Oo dadkii oo dhammu, waayo, dadka dunida, ama halkii, tirada dadka deggan mid kasta oo iyaga ka mid ah waa si weyn u kala duwan ka soo midba midka kale. Oo meel keentay in liiska waxaa iska leh oo kaliya kor ku xusan Shiinaha iyo Hindiya. Farqiga u dhexeeya waa weyn: ... The deggan Shiinaha - 1.3 billion, Hindiya - ku dhawaad 1.2 billion, meel saddexaadna la margin badan oo Maraykanka - 310 million Great Russia ay "suubban" waa ku dhowaad 142 milyan oo dadka deggan ii on kaliya ee booska sagaalaad . Buuxinta liiska Tuvalu - waxa ay leedahay 10 million, iyo Vatican-ka - (!) 800.