All living and non- living organisms have continuous interaction with each other in respective environments. Without environment nothing can exist. Especially human beings cannot survive without an environment. There is a reciprocal relation between environment and mankind. Human activities have a lot of impact on the status of environment, which in turn has an impact on the overall development of our society.
Environment has both natural and man-made dimensions in terms of physical, chemical and biological. Natural changes occur over a period of time while man-made changes are mainly due to the scientific and technological development based on human activities.
Environmental studies is a multidisciplinary approach deals with every issue that affects a living organism.