A Dialogue: A Conversation with Carl Sagan and Ted Turner

Watch A Dialogue: A Conversation with Carl Sagan and Ted Turner full movie online Movies123. Watch A Dialogue: A Conversation with Carl Sagan and Ted Turner 123movies online for free. A Dialogue: A Conversation with Carl Sagan and Ted Turner 123movies: Updates a number of themes from the Cosmos television series. Turner and Sagan discuss issues that are vital to our survival: pollution, the greenhouse effect, and nuclear weapons. Dr. Sagan explains the benefits of our space program and the possibility of time travel.