Nowadays, mankind has to deal with a serious issue of considerable increase in the number of people. There are a couple of reasons for this. Personally, I think that overpopulation is not the main problem for humankind because the problem of global warming should be now of utmost importance. In this essay, both causes and my opinion on this will be elaborated on. There are a couple of reasons why there is a significant increase in population density. Firstly, the main cause of this is high quality of life. These days, almost everyone has a place to stay, food that is needed and a safe environment. People in the past could only dream of this because there have been endless wars where thousands of them have been dying, as well as a lack of food which has affected many lives in the past. Currently, people have everything to leave and reproduce peacefully. Secondly, overpopulation is also possible owing to good medicine. Proficient doctors, and hospitals with modern equipment and drugs ...