Infographic: 5 Public Health Nightmares Facing Humanity
With 2012's end of times deadline quickly approaching and people coming up with all sorts of crazy idead for how the world or civilization will end, we thought this would be a good time to look at the more plausible scenarios facing mankind. Because really, who needs the Mayans when the world has so many other ways to kill us off!
(source: MPH Online)