Don't miss out this amazingly intense interview with Barack Obama and David Attenborough, in which they discuss about the environment. Whose English do you understand better? Obama's American or Attenborough's British?
Sir David Attenborough is worldwide recognised as one of the best naturalists and producers working for the BBC. Chances are that you have seen more than one of his documentaries.
This is the full interview in case you're interested: https://youtu.be/NZtJ2ZGyvBI