12 Days of COPmas, Day 2: Energy efficiency: the rise of the negawatt

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Energy consumption drives modern civilisation. Without easy and reliable access to heating, cooling and power, plus oil for transport & energy for industry and commerce, society as we know it today would instantly collapse.

The problem is we have become addicted to energy derived from fossil fuels – coal, oil and gas, and it is these sources, with their unfortunate by-product of releasing large amounts of carbon dioxide (the most important of the basket of 6 main greenhouse gases) when burnt, that is the cause of most of the rise in global temperatures we have seen over the last two hundred years.

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