Solar has won. Even if coal were free to burn, power stations couldn’t compete | Giles Parkinson

As early as 2018, solar could be economically viable to power big cities. By 2040 over half of all electricity may be generated in the same place it’s used. Centralised, coal-fired power is over

Last week, for the first time in memory, the wholesale price of electricity in Queensland fell into negative territory in the middle of the day.

For several days the price, normally around $40-$50 a megawatt hour, hovered in and around zero. Prices were deflated throughout the week, largely because of the influence of one of the newest, biggest power stations in the state rooftop solar.

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