Sex education is high quality teaching and learning about a broad variety of topics related to sex and sexuality, exploring values and beliefs about those topics and gaining the skills that are needed to navigate relationships and manage one’s own sexual health. Sex education may take place in schools, in community settings, or online. Sex education helps people gain the information, skills and motivation to make healthy decisions about sex and sexuality. We should have more information of the sex education to avoid sexually transmitted diseases and infections and thus there is no more overpopulation. If there were more campaigns, there could be more sex education. Overpopulation is a phenomenon that deals with the number of habitants in a space or place is exaggeratedly large and, from the environmental aspect, it is seen as the environmental consequences that said number of individuals generates on the space in which they live. This is evidenced in public places and countries l...