CNN CNN Newsroom December 13, 2014 16:38:00
Case. were going to talk to a former cia agent and what he has to say next. first our look boo the future. this week, renewable energy in the sky. here is richard quest. >> for centuries the humble windmill has been used for pumping water and grinding grain. its role grew when the wind turbine was created. today, around 2.5% of the worlds elect riricity is produ by wind. >> we are 30 times more efficient than decades ago because of the use of innovation in computer technologies. >> squeezing mor...
Source: archive.org