Domestic gas will play an increasing role over coal in backing up the growing renewable energy sector over the next decade.
But, beyond that, cleaner technologies including concentrated solar thermal power, hydrogen and even small-scale nuclear reactors could be used instead.
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Phillip Coorey is the political editor based in Canberra. He is a two-time winner of the Paul Lyneham award for press gallery excellence. Connect with Phillip on Facebook and Twitter. Email Phillip at pcoorey@afr.com