On October 31, 2011, the population of the Earth surpassed the 7 billion mark. And while that number continues to grow some of the resources on Earth are renewable but many are not. What are the implications of our growing population? What opportunities does it bring? What are the challenges? These are just some of the things you can find out about in National Geographic Society’s: 7 Billion. It’s a FREE app, for a limited time only, sponsored by DuPont and released to coincide with the achievement of the latest world population milestone.
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