Today’s fossil energy system is very inefficient: almost two-thirds of all primary energy is wasted in energy production, transportation, and use, before fossil fuel has done any work or produced any benefit. That’s almost 400 EJ wasted, worth over $4.5tn, or almost 5% of global GDP. Two activities - fossil fuel power plants and internal combustion engines - are responsible for almost half the energy waste globally. Daan Walter, Kingsmill Bond, … [Read more...]