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Phillip Dobson's avatar

Since wind and solar are intermittent and unreliable energy sources, and since energy consumption must, at any given point, always exactly equal energy produced, there must be at least a 50% backup for their anticipated average output. This can be supplied by natural gas turbines; however, natural gas produces 55 kg of carbon to create a million BTUs of energy, compared to 75 kg for oil and 95 kg for coal. It is cleaner, but not clean, and is only a short-term measure. The 4th generation sodium-cooled European reactor is fully load-following, as are the salt-cooled SMRs emerging all over the world. These new technologies are reducing the cost of building nuclear reactors by 30%, and the wholesale price of nuclear power is now 5.6 cents/kWh, allowing a penny for refurbishing and decommissioning. That remains relatively constant, whether the reactor is load-following or not. These numbers come from the World Nuclear Association.

France generates 70% of their power using nuclear, and 10% hydro, making it the cleanest power producer in the world. They are also the world's largest exporter of power. The average for the past decade is 15.1 TWh (15,100 GWh). Wind and solar are at about 15%, backed up by natural gas at 9%. The cost of using nuclear power for backup negates the value of wind or solar energy. It is far cheaper to operate a nuclear reactor at higher outputs than to build and maintain wind or solar power facilities.

There is a political tendency to skew the numbers against nuclear power. The electorate still has an irrational fear of anything nuclear, and the fossil fuel industry is bent on keeping it that way. America is destroying the will to get its people off fossil fuels, and the present administration is setting back efforts to wean us off those fuels all over the world. There are economically competitive alternatives that could make the world's fixed energy requirements carbon-free within a decade; however, we are moving in the opposite direction.

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Frank Tenhave's avatar

I agree David and Norman Purdue beat me to one of my points so I won’t repeat it other than to say that there has been a lot of technological improvements in fracking such that it is even safer than it was 20 years ago. One point I do want to make is about “vision”. PM Carney has repeatedly said that we have to think big and act big if we are to lead the G7 in growth. Houston did just that. Unfortunately NB has done little more than reiterate potential projects that have been talked about for years - not a lot of vision imo. There hasn’t been any daring vision here since Hatfield ( auto manufacturing (Bricklin) and nuclear power (Lepreau)) and McKenna (call centres, Service NB, Non-resource based manufacturing/ processing)). To me, having a clear vision of where you want to go is critical in leadership in todays competitive world. Without that NB is doomed to a future of more incrementalism in our economic development efforts which just won’t cut it. As often said (attributed to aboriginal leaders); “If you don’t know where you are going, any path will take you there!”

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