Victoria shouldn't close off any option for phasing-out fossil gas, according to a new Infrastructure Victoria report, but a supporting study says one approach is weaker than the others.
The federal government is considering a new type of renewable energy certificate, as part of a national scheme to certify that businesses are producing "clean hydrogen".
The NSW EPA has slightly eased its proposed controls on ammonia emissions from waste to energy facilities, but has reserved the right to impose tougher limits where appropriate.
The Victorian government has introduced a wide-ranging energy Bill designed to encourage innovative approaches to decarbonisation and reduce energy costs.
The Morrison government has given South Australia at least $560 million to help fund clean energy and emissions abatement actions, after last year allocating $960 million to NSW.