Using Energy to Extract Energy – the Dynamics of Depletion

24 Jun 2017   Peak Oil

The “Limits to Growth Study” of 1972 was deeply controversial and criticised by many economists. Over 40 years later, it seems remarkably prophetic and on track in its predictions. The crucial concept of Energy Return on Energy Invested is explained and the flaws in neoclassical reasoning which EROI highlights. The continued functioning of the energy system is a “hub interdependency” that has become essential to the management of the increasing complexity of our society. The energy input into the UK economy is about 50 to 70 times as great as what the labour force could generate if working full time only with the power of their muscles, fuelled up with food. It is fossil fuels, rfined to be used in vehicles and motors or converted into electricity that have created power inputs that makes possible the multiple round- about arrangements in a high complex economy. The other “hub interdependency” […]

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