Can civilization survive without God? Do watch the video. It is quite good. I have a great deal of respect for Christopher even though I pretty much disagree with most of what he has to say.
Brothers Christopher and Peter Hitchens squared off Tuesday in a debate over whether civilization can survive without God. Christopher, the older of the two, is a renowned atheist thinker and author. Peter, the lesser known of the two, is a practicing Christian and also a well-regarded author.
Christopher Hitchens vs Peter Hitchens: Can Civilization Survive without God | A Blogspotting Anglican Episcopalian
It's not the whole debate but it's very interesting. I disagree with a lot of what Christopher Hitchens says but at least he is consistent.