Western Renewables Link clears key planning hurdle

The Victorian Government has completed environmental assessment on the Western Renewables Link, a 190km transmission project. The approval clears a planning milestone, though the government is requesting further detail on project costs before final sign-off.

Where this fits

This project is a textbook case of the hidden cost in a renewables-only grid. Transmission overbuild, duplication, long-distance lines to connect dispersed wind and solar sites, and the need to shift variable output across regions, is a whole-system cost that inflates the real price of decarbonisation. The fact that the Victorian Government is now asking for cost clarity suggests the project's budget is either uncertain or contested. That hesitation, late in the planning process, points to a pattern: renewable projects are often sold on per-megawatt-hour rates that exclude the backbone infrastructure they require.

What it means

Australia is locking in a transmission system designed to route variable renewable power across long distances, a model that is capital-intensive and operationally complex. Every kilometre of new line, every substation, and every interconnector adds to grid cost and maintenance burden. A firm, dispatchable grid centred on nuclear or gas requires far less transmission overbuild because power is generated closer to demand and does not depend on weather windows. The longer Australia waits to resolve whether the renewables-only path is affordable, the more sunk capital it will have in a transmission architecture that cannot be easily repurposed. Cost clarity on this project matters: it will set a precedent for how honestly the nation counts the real price of the transition it is pursuing.