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.
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.
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.
A Wesfarmers-backed lithium refinery will cut its net emissions by 38% within 10 years, after the Western Australian EPA requested stronger carbon commitments.
Energy network company APA group is preparing a part of its network to carry 100% hydrogen, and has come under fire from environmentalists who claim it is being too secretive about emissions from a new fossil gas project.
Western Australia's Appeals Convenor has rejected arguments from environmentalists that greenhouse gas conditions recommended for an onshore gas project are too weak.
An appeal has identified multiple failings in the Western Australian EPA's assessment of a gas-fired power station proposed by Fortescue, but the state government won't make the agency re-evaluate it.