Most of that oil would be headed to the Houston area where it would be refined and then loaded on ships for export. So we are tearing up the environment in Canada, trashing treaties and polluting the landscape in America, just so we can export more oil to foreign countries, and make the oil companies more money FASTER.
Tar sands has to be one of the most resource-depleting, energy-intensive methods of producing energy we have developed yet. Solar and wind are so much cleaner. Not cheaper, yet perhaps, but they will be, and then we can finally, really get off of fossil fuels.