If you’re reading this post in Australia, you’re doing so thanks to coal-fired power. Don’t like it? Then get off the internet.

And, while you’re at it, turn off your lights, your air-conditioner, let your smart phone run flat and, just for laughs, start tackling busy intersections without the benefit of traffic lights. Wind ‘powered’ South Australians are masters at it.

The reason that renewable energy zealots and their propagandists have been so successful, to date, is that Joe public has no idea how electricity is generated, and no idea where it really comes from.

On a frosty, dead calm morning in June every last watt and amp being generated comes from coal, gas and hydro, in that order. With that lucky old Sun yet to bob over the horizon and barely a zephyr to be had, around 85% of the electricity that finds its way Australia’s Eastern Grid is…