What is powering your Christmas lights?

From Santa's cave to the neon-lit streetscapes of Australian suburbia, the dazzle of Christmas lights heralds the arrival of the festive season better than any harking angel. But what powers these festive illuminations? If the answer is electricity then be aware that 80 per cent of electricity consumed in Australia is generated from large, centralised carbon - intensive, coal-based power stations emitting over one third of the nation's greenhouse gas emissions...

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