boom (v)
/bum/

to experience a period of sudden economic growth

megacity (n)
/ˈmeɡəˌsɪti/

a very large city, usually one with a population of over 10 million people

inhabitant (n)
/ɪnˈhæb·ɪ·t̬ənt/

a person or animal that lives in a particular place

urbanization (n)
/ˌɜr·bə·nəˈzeɪ·ʃən/

the process by which towns and cities grow bigger and more and more people goto live in them

staggering (a)
/ˈstæɡ·ər·ɪŋ/

shocking because of being extremely large

employment (n)
/ɪmˈplɔɪ·mənt/

work that you are paid regularly to do for a person or company

educational (a)
/ˌedʒ·əˈkeɪ·ʃən·əl/

teaching something, or relating to education

urban (a)
/ˈɜr·bən/

relating to towns and cities, or happening there

overpopulation (n)
/ˌoʊ·vərˌpɑp·jəˈleɪ·ʃən/

the population of an area in too large numbers

rural (a)
/ˈrʊr·əl/

relating to the countryside, or in the countryside

migrant (n)
/ˈmɑɪ·ɡrənt/

a person or animal that travels from one place to another

slum (n)
/slʌm/

a very poor and crowded area, especially of a city

afford (v)
/əˈfɔːrd/

to be able to buy or do something because you have enough money or time

provide (v)
/prəˈvaɪd/

to give someone something that they need

attraction (n)
/əˈtræk·ʃən/

a reason for liking something or for being interested in it

result (n)
/rɪˈzʌlt/

something that happens or exists because of something else

the United Nations (n)
/ðə jʊˈnɑɪ·t̬ɪd ˈneɪ·ʃənz/

an international organization that was established in 1945 and aims to solve world problems in a peaceful way

three-quarters
/θri ˈkwɔr·t̬ərz/

three fourths of something

necessity (n)
/nəˈses·ɪ·t̬i/

the need for something, or something that is needed

housing (n)
/ˈhɑʊ·zɪŋ/

buildings for people to live in