All Commentary

One ship loaded with solar PV is now worth more to the grid than 120 coal-carriers

One ship loaded with solar PV is now worth more to the grid than 120 coal-carriers

Technology gains mean that one ship load of solar PV panels is now worth more to the grid than 120 coal carriers, or 57 LNG tankers.
Five million households are paying way too much on their electricity bill

Five million households are paying way too much on their electricity bill

Three quarters of the 6.8 million residential electricity customers in the National Energy Market are not on their retailer’s cheapest plan. It’s time to change!
Networks are losing volume to rooftop PV and home batteries, and we now have a tariff problem

Networks are losing volume to rooftop PV and home batteries, and we now have a tariff problem

Electricity networks face a structural challenge – their regulated revenue model is being challenged by rooftop PV, and this trend will accelerate with home batteries.
Coal power drops in China and India for first time in 52 years after wind and solar records

Coal power drops in China and India for first time in 52 years after wind and solar records

China and India have both recorded falls in coal generation before, but never simultaneously like happen in 2025, and it’s all down to renewables.
Damn the torpedoes! Trump ditches UN climate treaty as he moves to dismantle America’s climate protections

Damn the torpedoes! Trump ditches UN climate treaty as he moves to dismantle America’s climate protections

Trump’s order to now pull the US out of climate treaty adds to a growing list of moves by the administration to dismantle U.S. efforts to combat climate change,
More than just “fuel saving:” How rooftop PV slashed grid demand in middle of heatwave

More than just “fuel saving:” How rooftop PV slashed grid demand in middle of heatwave

In last week’s heatwave, wind and solar generation were excellent, as they typically are on extreme demand days – certainly doing more than just ‘fuel saving’.
Record year for renewables eases prices and pollution as coal clunkers go missing in Queensland

Record year for renewables eases prices and pollution as coal clunkers go missing in Queensland

Price and emissions savings seen in 2025 could soon be in the rear vision mirror as the Queensland Government commits to expensive, polluting fossil fuels.
Modelling spot prices in a post-coal grid, when big batteries will become the price setters

Modelling spot prices in a post-coal grid, when big batteries will become the price setters

Electricity prices can be kept near today’s levels in a post-coal National Electricity Market, but need a system where batteries become the dominant price-forming technology.