Finalist

Green University of the Year Award

University of New South Wales

Finalist of the Green University of the Year Award

The University of New South Wales, Sydney, Australia - Australia

"Towards Net Zero: Putting our Research into Action"


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Summary

UNSW has achieved net zero operational emissions using UNSW-developed photovoltaic technology, and now targets its value chain emissions to support climate action across the wider economy. As a global leader in solar photovoltaic research and development, harnessing this technology to provide UNSW with renewable energy reflects our heritage, the natural evolution of our story and our vision to achieve net zero emissions.

In 2020, UNSW Sydney switched to 100% renewable electricity through a landmark solar Power Purchase Agreement (PPA). In combination with energy efficiency measures, new onsite solar projects and purchased carbon credits for residual emissions, UNSW has achieved net zero operational (scope 1 and 2) emissions since 2020.

Also in 2020, UNSW Sydney became the first University in Australia, and we believe in the world, to calculate and publish a comprehensive value chain emission footprint, and set a target to reduce total (scope 1, 2, 3) emissions to net zero in line with global efforts to limit temperature increase to 1.5°C. This translates to a reduction pathway of 30% by 2025, 50% by 2030 and to net zero by 2050.

We found that over 80% of our emissions were indirect, value chain (scope 3) emissions from sources including purchased goods and services, investments, travel, commuting and our tenants. These emissions can only be tackled through collective effort of students, staff, suppliers and external partners. As of 2021, we recorded 47% reduction in total emissions, meeting our 2025 target early and placing us on track to meet our 2030 target.

Key People


Mr William Syddall
Head, Environmental Sustainability
Estatement Management,  University of New South Wales (UNSW)



Dr Jose Bilba
Manager, Utilities Management
Estatement Management,  University of New South Wales (UNSW)



Ms Arifa Sarfraz
Manager, Environmental Sustainability
Estatement Management,  University of New South Wales (UNSW)


Acknowledgements

Images

UNSW Ranked 1st in Australia for Sustainability

UNSW Rooftop Solar Photovoltaic System 1

UNSW Rooftop Solar Photovoltaic System 2

UNSW Rooftop Solar Photovoltaic System 3

UNSW Rooftop Solar Photovoltaic System 4

UNSW Rooftop Solar Photovoltaic System 5

Solar Photovoltaic Pioneer and Global Leader - Scientia Professor Martin Green AM FTSE FAA FIEEE FRS

IMPACT STORY

Impacting lifes

Over 85% of all new solar panel modules produced globally use UNSW-developed PERC silicon solar technology. As a global leader in solar photovoltaic (PV) research and development, harnessing this technology to provide UNSW with renewable energy reflects our heritage and was the natural evolution of our story. UNSW ingenuity now underpins our electricity supply – the section of the Sunraysia project that is dedicated to supplying the University with power, contains approximately 140,000 panels which use PERC silicon solar technology; pioneered at UNSW by renowned PV technology leader Professor Martin Green and his former students.

LEARNINGS

Lessons learned

There were several learnings from this initiative:

* Measuring emissions from an organisation’s entire value chain is the only way to get the ‘full picture’ and take meaningful climate action. By undertaking a full value chain GHG inventory, we found out that over 80% of our emissions were indirect (scope 3) emissions resulting from our supply chain, investment activities, travel, commuting, waste, and tenants.

* Scope 3 emissions are outside of an organisation’s direct control and can be challenging to measure and reduce, requiring changes to procurement and operating practices, adopting circular economy principles, and engagement with suppliers and other partners. This is a long-term effort, but it is critical to the transition to a net zero emissions economy.

Achieving buy in from senior leadership and taking the time to explain the intricacies of the complex procurement process was vital for the success of our solar Power Purchase Agreement (PPA). PPAs are complex and require extensive due diligence The PPA brought together a consortium of a developer, Maoneng Australia (to build and manage the solar farm), a retailer, Origin Energy (to manage the intermittency of solar electricity), and UNSW (the customer).

FUTURE PLANS

What's coming?

Having switched to renewable electricity, our focus moving forward is to electrify our campuses in order to phase out fossil fuels, and to reduce our total emissions to net zero.

Our Electrification Strategy is a phased initiative to upgrade building systems and vehicles that uses gas and other fossil fuels with modern electric equipment powered by renewable electricity. Following a successful pilot project, in 2023 we are completing engineering designs for the upgrade of an initial set of buildings.

Our supply chain and investment activities account for half of our emissions footprint, and these are a key focus of our emissions reduction efforts. These emissions are outside of our direct control and are challenging to measure and reduce, requiring changes to procurement and operating practices, adopting circular economy principles, and engagement with suppliers and other partners. This is a long-term effort, but it is critical to the transition to a net zero emission economy.


KEY STATISTICS

7000+

Staff in our vibrant and diverse community

60,000+

Students from 132 countries

1st

Australian University to switch to 100% solar renewable electricity in 2020

77,500

Tonnes of carbon dioxide equivalent (tCO2e) emissions saved per year through our solar power purchase agreement (PPA)

14

Rooftop solar photovoltaic systems installed at our main Sydney campuses

1.4MV

Total capacity of solar photovoltaic systems across our campuses

47%

Reduction in total greenhouse gas emissions between 2018-21

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