West Australian Premier Colin Barnett says the eastern states should follow WA's lead and reserve some of their natural gas for domestic use to curb energy shortages.
Environmentalists want the Federal Government to scrutinise the proposed Colton mine, which they say will pour a billion litres of untreated waste into waters around the World Heritage-listed Fraser Island.
The Australian Workers Union is urging Prime Minister Malcolm Turnbull to "act decisively and rationally in the national interest" to ensure a portion of Australia's natural gas is quarantined for domestic use.