Man and the environment were created to interact with each other on balance basis whiles the natural environment is to create a fair decent shelter and to provide food supplements including economic resources of gold oil and so on man on other hand is suppose to care and protect the environment from destruction. Physiology environment and man is based on a symposium conducted by the national academy of sciences national research council august 1966 while one might expect a textbook to present its field in organized and comprehensive fashion a symposium necessarily follows more of an illustrative pattern according to the personal interests or even idiosyncrasies of the participants it is . Human impacts on the environment or anthropogenic impact on the environment includes changes to biophysical environments and ecosystems biodiversity and natural resources caused directly or indirectly by humans including global warming environmental degradation such as ocean acidification mass extinction and biodiversity loss ecological crisis and ecological collapse. Man environment presented by sehar mangi bed ii sukkur iba 2 1 human beings depend on the environment 3