• Associate Professor in Property, Construction and Project Management, RMIT University
An infrared image of a home shows the heat loss from windows. Getty Images

On hot days, up to 87% of heat gain in our homes is through windows. On cold days, it’s 40% of heat loss. Here’s how we can fix that

Compared to roughly 80% in the US, UK and NZ, only 11% of Australian homes have high-performance windows. Installing them can transform a household’s comfort, energy use and emissions.
Landcorp’s White Gum Valley development is a sustainable housing project in WA. Josh Byrne & Associates

Turning the housing crisis around: how a circular economy can give us affordable, sustainable homes

A new report outlines a comprehensive strategy for Australia to reduce the carbon footprint of our homes while making them more comfortable and affordable.
Lochiel Park in South Australia has demonstrated the benefits of building homes to a higher standard – a minimum 7.5-star rating in this case. Stephen Berry/UniSA

HomeBuilder misses a chance to make our homes perform better for us and the planet

There has never been a better time for public money to go into improving the performance of Australian housing. We could have cut household bills and emissions, as well as saving construction jobs.
Most new houses being built in Australia do no better than comply with the minimum energy performance required by regulations. Brendon Esposito/AAP

Australia’s still building 4 in every 5 new houses to no more than the minimum energy standard

Australia requires a minimum six-star energy rating for new housing. New homes average just 6.2 stars, so builders are doing the bare minimum to comply, even as the costs of this approach are rising.

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