

Here's a start on some icons representing different diets. I kept running into problems because the things I'm representing are pretty broad topics, and it's hard not to narrow them down too much.



Population/Birth Rate
Change in total world population over time (time)
Birth rate/number of babies born annually (time)
Number of people who die annually, for comparison (time)
Regions of the world with the highest birth rates (location, category)
Adoption Statistics
Birth rate/number of babies born annually (time)
Number of children adopted annually (time)
Number of children put up for adoption annually (time)
Estimated number of children abandoned/orphaned annually (time)
Regions of the world with highest number of children abandoned/orphaned (location, category)
Environmental Changes
Increase in air pollution (time)
Number of trees cut down to create more living space (time)
Increase in average global temperature (time)
Regions of the world with the highest increases in these factors (location, category)
