What Will the World Look Like in 20 to 50 Years?

In 20 to 50 years, 

 

Ithink the world will...

xxxxxxxxxxxxxxxxxxxxxx

 

xxxxxxxxxxxxxxxxxxxxx

 

 

xxxxxxxxxxxxxxxxxxxx

 

Source:

 

http://futurism.com/images/heres-what-todays-experts-think-the-future-will-be-like/?src=home