Approvals relating to Woodside's Pluto project and the Waitsia 2 gas development are candidates for a new climate duty of care test case under consideration by the WA Conservation Council.
Viva Energy has failed to convince a tribunal that a childcare centre should not be built 21 metres from the pipeline that transfers crude oil to its Altona refinery.
Alinta says a proposed expansion of its Port Hedland gas plant will significantly cut its carbon emissions, and has pledged to use offsets as a back-up if its emissions end up being higher.
In a win for environmentalists, gas distribution business APA Group has, for the first time, provided scope 3 emissions data for a proposed fossil gas pipeline project.
Woodside will invest heavily in Western Australian vegetation projects to partially offset emissions from its Pluto LNG plant, but has opted for cheap international carbon units to meet a related offset obligation.
Pilbara Ports Authority has failed in a bid to reinstate a condition that allowed it to exceed throughput limits specified in its environmental licence.
Environmentalists say a major Woodside LNG processing project was approved without any scrutiny and, as court action continues, they have released a new analysis of its emissions.