Overpopulation in developed societies.
D000029:Abortion, Legal; D001290:Attitude; D001291:Attitude of Health Personnel; D003267:Contraception; D003441:Crowding; D005060:Europe; D005191:Family Characteristics; D005193:Family Planning Services; D005260:Female; D006801:Humans; D007564:Japan; D008297:Male; D011155:Population Control; D011158:Population Growth; D011247:Pregnancy; D011639:Public Opinion; D012736:Sex Education; D012922:Social Change; D006113:United Kingdom; D014481:United States; D014930:Women