Australia’s re-elected Prime Minister Scott Morrison once brandished a lump of coal in parliament, crying, “This is coal — don’t be afraid!” His surprise win in what some dubbed the “climate election” may have stunned the country, but voters should know what comes next in energy policy — big coal. Battered by extended droughts, damaging floods, and more bush fires, Australian voters had been expected to hand a mandate to the Labor Party to pursue its ambitious targets for renewable energy and carbon emissions cuts. Instead, Saturday’s election left them on course to re-elect the Liberal-led center-right coalition headed by...