What will the world look like in 20-50 years?
What Will The World Look Like In 50 Years? - Forbes
http://www.forbes.com/sites/ashoka/2013/04/12/what-will-the-world-look-like-in-50-years/#5c5ee2f529e2
News of Future: How the World will look like in the next 50 years
http://www.newsoffuture.com/about_the_future.html
50 Years From Now, What Will the World Be Like? | Mother Jones
http://www.motherjones.com/environment/2012/03/what-will-earth-be-like-50-years
Sunday Telegraph at 50: what will the world be like in another 50 years? - Telegraph
http://www.telegraph.co.uk/news/sunday-telegraph-at-50/8306153/Sunday-Telegraph-at-50-what-will-the-world-be-like-in-another-50-years.html
