You can talk about the area you're living in and how polluted it is, imagine the diseases wich are caused, and how dangerous they are. talk about yourself, how you feel during while suffering from these diseases. ex: Sometimes, I can't get out of bed because of the fever, my headache never stops, etc.. Talk about your familly and friends and how ill they are. talk about some opportunities you had to leave the place but you refused because you didn't want to leave your friends. start writing these ideas, and we'll help you develop them. Good luck!