Our electricity use will double by 2050. How do we get renewables ready to rumble? Plus, the Teacher’s Pet murder trial hears accused killer Chris Dawson’s exasperated private phone calls, mocking the police and calling investigations into missing wife Lyn “bullshit”.

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This episode of The Front is presented by Claire Harvey, produced by Kristen Amiet, and edited by Joshua Burton. The multimedia editor is Lia Tsamoglou, and original music composed by Jasper Leak.