To mark the birth of the 7 billionth citizen of the planet, National Geographic launched the “7 Billion” iPad app, explaining how the growing population will affect all of us. The free to download application, offers informative videos, interactive maps, in-depth articles and “stunning photography.”
You’ll find out just how big 7 billion is, while also learning about demographic trends that got us here. Moreover, there’s information on the food and water-related challenges, and why cities are the solution.
Some of the cool facts include:
- Every second 5 people are born, while 2 people die
- The average life span is now 69 years
- Today there are 21 mega-cities with population more than 10 million, up from 3 such places in 1975.
- By 2050, 70% of all people will live in urban areas
- Summing up the urban story, Los Angeles is big enough to fit 7 billion people shoulder-to-shoulder
And you can get all other details from the 7 Billion app. Hit the link below to grab it now. 😉
7 Billion (FREE) [iTunes link]