Net energy -- a useless, misleading and dangerous metric, says expert

As oil becomes scarce, the world needs new transportation fuels. As new fuel options develop we need means of assessing which are most effective at replacing petroleum. So far many scientists have used a measure called ‘net energy’.

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<p><a href="http://www.physorg.com/news105862295.html">Net energy -- a useless, misleading and dangerous metric, says expert</a></p> <p>As oil becomes scarce, the world needs new transportation fuels. As new fuel options develop we need means of assessing which are most effective at replacing petroleum. So far many scientists have used a measure called ‘net energy’.</p>