Did you know that today, July 11th is World Population Day. This is a real day, not a holiday exactly, but a reminder to deep-think the global population bubble. This is a recurring topic over at Why No Kids, and I've already spilled enough digital ink there, so I'll skip the soapbox. At least for now. But it's worth noting that our species is on track to hit 8 billion people by 2025. That's a ...