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Sustainability

September

Catching winter sun, avoiding summer glare: Emily Walter in her 8.2-star Canberra home.

The $660k home that has no heating or cooling costs

Higher thermal standards make homes more comfortable and cheaper to run. And they don’t have to be that much more expensive to build.

  • Michael Bleby
Abundant secure water is a key feature of St Ronans Station.

Cotton power couple list $70m ‘carbon positive’ farm

David and Danielle Statham are selling their largest holding – St Ronans in Far North Queensland – as they focus on developing a large renewable energy project.

  • Larry Schlesinger

The fridge-in-reverse that can cut $1000 from home energy bills

Heat pump hot water systems can deliver large savings on energy bills, but there are issues to be aware of.

  • Nila Sweeney
Alexandra Walters is making her Dee Why apartment more energy efficient.

The green renovations that could make you $100k

The potential to save thousands of dollars and add value to homes is enticing more households to install sustainable features when renovating.

  • Nila Sweeney
ISPT’s renovated 500 Bourke Street office tower in Melbourne.

How this office building is saving money – and carbon

This retrofit saved 57,000 tonnes of embodied carbon emissions, as companies rethink the design of office buildings.

  • Michael Bleby
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Discarded solar panels with shattered glass at a recycling facility in Arizona. Australia has few options for recycling panels.

Warning on the growing solar panel scrap heap

The industry is nearing a tipping point as the nation grapples with unprecedented levels of waste.

  • Nina Hendy

Soil carbon capture surges as AI drives down costs

Artificial intelligence can reduce barriers to implementing soil carbon projects as ag tech creates new opportunities.

  • Agnes King

Homeowners rush to buy batteries to avoid ‘sun tax’

Electricity companies are starting to charge homeowners for excess solar energy. Some owners are taking their power back.

  • Nina Hendy
Gigi Brendel, a recently retired nurse, at home in Geelong has recently upgraded her home to be more energy efficient.

Seven ways to retrofit your home and slash energy bills

This homeowner cut her electricity bills to zero by upgrading a 1970s house to modern energy-efficient standards.

  • Richard Pullin

August

Green super is facing headwinds as consumers fail to translate their personal values into investments.

Green super: Why investors hesitate to walk the talk

Lower investment returns and concerns about greenwashing are proving strong headwinds for green super.

  • Michelle Bowes
Jessie French at work creating bioplastic from marine algae.

Jessie French turns algae into art, and conjures a PVC alternative

The materials researcher found a way to make art – and replace petrochemical-derived plastics – with algae.

  • Stephen Todd

July

Would you like coffee with your concrete?

One of the world’s most polluting materials can be made less polluting. The new technology has helped Arup win the Professional Services category.

  • Michael Bleby
Biomass Projects founder Richard Paterson hopes to transform Western Australia’s largest weed infestation into carbon-capturing biochar.

This trailblazer turns destructive weed into a replacement for coal

Biomass Projects has plans to build the world’s largest biochar production on a 225,000-hectare Pilbara plot that is overrun with mesquite.

  • Gus McCubbing

Ideas to solve the next big climate challenges

Winners of the Sustainability Leaders list are pushing the boundaries of innovation, writes Rebecca Russell.

  • Rebecca Russell
The new platform will help farmers improve returns and be more sustainable

How Sustainability Leaders entrants were assessed

Submissions came from ASX20 companies and multinationals, early-stage ventures and public institutions, and were scored against four measurements.

  • Rebecca Russell
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Orica’s emissions reduction project at Kooragang Island will abate half a million tonnes a year of carbon dioxide equivalent, says German Morales, group president for Australia and the Pacific and sustainability.

Orica crowned Australia’s most sustainable company for Impact

The explosives manufacturer is recognised for completing the biggest emissions abatement project in the Australian chemicals sector as it takes out the 2024 Sustainability Leaders award.

  • Sally Patten
Bambu Indah Bali hotel - New Moon House

The hippy hotelier upping the ante in Bali luxury

We’re a lab for showing those greenwashing monkeys in Bali that not everybody wants to spend their holidays in a concrete shell, says John Hardy of his fantastical jungle resort.

  • Ian Neubauer

June

The $10 million renovation by Tonkin Zulaikha Greer of Mike Cannon-Brookes’ Campbell House private office in Sydney’s Woollahra won the top NSW award for commercial architecture. 

Cannon-Brookes’ $10m office reno tops architecture awards

The focus on giving new life to old buildings is crucial at a time when preserving embodied carbon of existing buildings is an increasing priority.

  • Michael Bleby
Brie Leon

Is vegan leather just plastic with a fancy name?

An eco-conscious reader wants to wear what’s right for the planet – and wonders if ‘vegan leather’ is just good marketing

  • Lauren Sams
Siobhan Toohill, Westpac’s chief sustainability officer, is leaving Westpac to pursue a new challenge. “Challenging times can present the greatest opportunities for impact,” she says.

The ‘utterly shocking’ moment that made Westpac leader want to flee

Siobhan Toohill, the winner of the Financial Services - Banking category, faces a new frontier after 10 years leading Westpac’s sustainability efforts, including convincing the board to ditch new oil and gas projects.

  • Ayesha de Kretser

Original URL: https://www.afr.com/topic/sustainability--afr-only--6fmo