Tristan Edis, Author at Renew Economy

Tristan Edis

Contributor

Tristan Edis is the Director – Analysis and Advisory at Green Energy Markets. Tristan’s involvement in the clean energy sector and related government climate change and energy policy issues began back in 2000.

Commentary

Home battery installs hit quarter-million mark under federal rebate. But is the party over?
The installation of more than 250,000 discounted batteries is an extraordinary result, delivering around 6.2 MWh of storage. But ongoing success is not a given.
Tristan Edis

Mar 2, 2026

8
Commentary

Transgrid’s latest cost blowout raises a key question: What was the point of privatising energy networks?
If the shareholders in network monopolies aren’t prepared to wear the core and highly obvious risks associated with their business, why did we privatise these things in the first place?
Tristan Edis

Feb 23, 2026

11
Commentary

Solar and battery households hate the idea of higher fixed tariffs: There’s still time to register your opposition
Asked to help a reader beat the deadline for feedback on the proposed hike in fixed network tariffs, I accidentally went and wrote a submission template.
Tristan Edis

Feb 12, 2026

4
Commentary

Consumers face five-fold hike in network charges under regulator plan to take from the poor, and give to the rich
Households could face a four-fold increase in network costs as a result of the regulator’s radical new proposal – a Robin Hood scheme in reverse.
Tristan Edis

Feb 9, 2026

100
Commentary

Home battery installations will match the scale of Snowy Hydro scheme – in a single year
Household battery numbers continue to defy all predictions, and they now look set to match the scale of the entire Snowy Mountains scheme in a single year.
Tristan Edis

Jan 16, 2026

58
Commentary

Free electricity in the middle of the day is not free of risks
Solar Sharer is a clever idea from Labor. But it also poses some risks and challenges – and will mean little if it ends up with higher charges elsewhere.
Tristan Edis

Nov 4, 2025

13
Commentary

Australians install 100,000 home battery systems in 17 weeks, and they are getting bigger
By Monday, Australia will have surpassed 100,000 small battery systems installed and registered since 1 July when household batteries became eligible for rebates.
Tristan Edis

Oct 24, 2025

21
Commentary

Big Green Lies: Are renewables really “tearing up” agricultural land?
In the first of a new series tackling clean energy BS, Tristan Edis asks why National Party politicians are so keen to paint renewables as the enemy of the farmer while cheering on fossil fuels?
Tristan Edis

Oct 20, 2025

34
Commentary

The 3 reforms needed to exploit bigger home batteries
Advances in battery technology should be a blessing to consumers, allowing them to force networks to finally compete for their custom.
Tristan Edis

Sep 17, 2025

5
Commentary

Bigger home batteries are taming the solar duck – and creating more room for rooftop PV
Can the electricity grid handle more rooftop solar? Bigger home batteries, supported by the federal rebate, suggests the solar duck will largely disappear.
Tristan Edis

Sep 11, 2025

11
Commentary

The rooftop solar rabbit Chris Bowen could pull out of his hat
The dramatic surge in battery installations thanks to the federal rebate warrants a rethink of what’s possible in our efforts to decarbonise the electricity system.
Tristan Edis

Sep 2, 2025

28
Battery

Household battery rebate smashes forecasts, could deliver twice the energy of Snowy Hydro by 2030
The uptake of household batteries under the new rebate scheme is beating all forecasts. If this continues, it will be delivering twice as much energy as Snowy Hydro by 2030.
Tristan Edis

Jul 23, 2025

25