Nowadays, discoveries assert that there is a growth in enlargement in some cities globally.In the forthcoming paragraph, I will further this discussion by enlightening on some factors and project the possible effect of these causes. There are many reasons for this phenomenon, increase in population, could lead to a high number of global inhabitants .Which in turn resulted in growth at alarming in the country. As an example, India one of the most countries suffer from this issue. To illustrate , a normal family have six to seven children, and that is one of the main cases. Furthermore,high building and companies another reason, new construction takes up large spaces in the area. Whereas we have to consider cars and transportation in general . on top of that, a lot of accommodations like flats take a huge infrastructure too. Several results could be consequences, the biggest one is pollution which is a dilemma the world has to face it. Many countries in the world spread experienc...