In not saving the whales, there are no healthy oceans, and we, as humans, doom ourselves. Paul Watson expands on this in an interview about his book "Sea Shepherd: My Fight for Whales and Seals."*Please note: some sections have been edited out from the original recording due to copyright considerations 

Arthur Charles Clarke discusses science fiction and his books "Childhood's End", "Prelude to Space", and "the Deep Range".