It has been observed that large metropolitan cities are attracting a substantial number of masses who choose to migrate towards such cities. This essay compares both sides and underscores why people move to big cities in search of greater income and technologically advanced facilities that make their lives easy and convenient ,while how people have chances of suffering from health concerns due to pollution in the cities . Certainly , one question that intrigues me is what are the possible merits of migrating to metro cities? Clearly , living in a big city brings plentiful opportunities for growth and expansion to the people. In other words, one could access world-class education either at schools or universities with advanced infrastructure due to a wide range of options available in the developed cities. This is exemplified by Mumbai, one of the biggest metropolitan cities in India which has more than five universities ranking in top 50 of the world. Besides this , being i...