Brazilian experts in urbanization fear that the ever - growing favelas, or slums, in that country will soon “become larger and more populous than the cities in which they were first established. ”
આખી દુનિયામાં જોઈએ તો લગભગ એક અબજ જેટલા લોકો ઝૂંપડપટ્ટીમાં રહે છે.