"You can power the entire U.S. vehicle fleet with 73,000 to 145,000 five-megawatt wind turbines. That would take between one and three square kilometers of footprint on the ground."

You may also like:

• 

  Al Gore
  Former Vice President of the United States

• 

  Angela Davis
  Political Activist

• 

  Burton Richter
  Physicist

• 

  Henry B. Eyring
  Author

• 

  Larry Diamond
  Scholar

• 

  Steven Chu
  Former United States Secretary of Energy

• 

  Stewart Brand
  Writer

• 

  Terence Tao
  Mathematician

• 

  Willis Harman
  Engineer