I am still trying to figure out ideas on what I think you are looking for I think I want to do something with caffeine and how it effects a big group of people, Divorce rates around the world, health of individuals that links to Nutrition and exercise based on geographical location,  or recycling how much people recycle where and how much of that is actually being recycled.  those are a few of my ideas but I still need to find the data so my ideas might change. I have also peeked through some inspiration I think these might be examples of things we are looking for that works for this type of info graphic project. telling a story with data....