India, Aug. 12 -- Mumbai is known as India's commercial capital and the city contributes more than 35 per cent to the nation's GDP. The metropolis is home to 1 crore and seventy lakh population. Many people relocate to the city in search of their livelihood. Rapid urbanisation of Mumbai has taken its toll as there is dearth of open space in the city. Moreover, increase in real estate prices have forced people to migrate from the island city to suburbs.

Social activist Abhijeet Rane said, "I think that Mumbai has become overcrowded and traffic is increasing. Many companies have been closed down in Mumbai and some others are shifting to Thane and Navi Mumbai. Migration has actually happened and skilled workers have shifted to Gujarat and oth...