As much as it’s hard to admit, we spend most of our time on things that impact us directly. We might be interested in larger trends and the global community, but it’s hard to know what it has to do with us personally – out of sight, out of mind. But some things are just too big to ignore. According to the United Nations Population Fund (UNFPA), the global population reached seven billion on October 31, 2011 – a human population that was inconceivable just 50 years ago, when we were a mere....