Nowadays, to meet the actual demand of overpopulation, mega factories and industries have started to expand their manufacturing units and other infrastructure facilities in each and every corner of a town or near to the locality. As a result of this more and more employment opportunities would be created, although there will be high adverse impression on the atmosphere also. From my point of view, the disadvantages have averaged the advantages in this regard and in upcoming paragraphs, I am going to explain my views on the same.