What are the causes of the downfall of youth other than parents and the individual?

Help ME!!!Help ME PLEASE!!!I need to know the causes of the downfall of youth(that means the youth get addicted to drugs, porn , alcohol, games and etc) other than parents and the individual. I need this for a debate. Please HHHHHHHHHHHHHHHHHHHEEEEEEEEEEEEEEEEEEEEEELLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLPPPPPPPPPPPPP MMMMMMMMMMMMMMMMMMMEEEEEEEEEEEEEEEe. I will love you forever( i think so) if you reply this. Please help me!!!! I will kiss your or whatever foryour answer!!!