The Indian capital is relied upon to hold the spot of the world's second most crowded city through no less than 2030, when its populace is required to climb quickly to 36 million.
Tokyo topped UN's positioning of the most crowded urban areas in 2014 with 38 million occupants keeping in mind its populace is anticipated to decrease, it will remain the world's biggest city in 2030 with 37 million individuals.
Mumbai, which positions sixth on the arrangement of the world's most crowded urban areas in 2014, is anticipated to turn into the fourth biggest city in 2030 when its populace would develop to 28 million from the current 21 million.
Tokyo and New Delhi were trailed by Shanghai with 23 million, and Mexico City, Mumbai and Sao Paulo, each with around 21 million tenants in 2014.
