Here’s an extract from must read story about sensible supply of electricity:

Allan Jones pointed out the enormous inefficiency of current power networks, saying that for every unit of power generated by the network, two units of heat were generated.

“This heat is then thrown away through great big thumping cooling towers, “ says Jones. “And in the UK we use fifty percent of our water resources to throw that heat away. It’s probably more here in Australia because of the warmer climate,” said Jones.

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