Two new federal government reports conclude special EPBC approval requirements that apply to coal seam gas projects and large coal mines have delivered important benefits.
In a new Senate report, Labor senators have avoided backing a recommendation by the Greens and Senator Nick Xenophon to ban oil and gas drilling in the Great Australian Bight.
New National Pollutant Inventory data shows that either some industries have seen radical changes in their emissions or the scheme's quality control is poor.
A new impact statement says Australia's per capita exposure to mercury is double the global average and raises serious questions about the performance of the pesticides regulator.
A new Australian report downplays estimates that meeting Barrier Reef water quality targets will cost $8.2 billion and instead emphasises what can be achieved with $623 million.