Please see The Price of Capturing CO2 (http://promiseofotec.blogspot.com/p/comparison-of-sustainable-energy-to.html) to read why the cost renewable electricity is competitive with fossil fuel electricity when carbon capture and sequestration is included on the fossil fuel system. This is a fair comparison between non-polluting electricity production systems.
I welcome your comments.
Also, please read Partnership for a Sustainable Fuel | The Energy Collective
Finally, please watch the Promise of OTEC (http://www.youtube.com/watch?v=wfnlpdX2RE0) for a description of OTEC Energy and why it is so attractive.