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Case Studies

The case studies on these pages are mostly rooted at home, although we have also illustrated good practice from organisations outside of Northern Ireland.

We encourage you to read these introductory articles and get in touch with the listed contacts if you want more detailed information. Use them as inspiration, copy them, reinterpret them or just admire them. 


One Elmwood – Queen's University’s new sustainable student union


In September 2022, the new One Elmwood building was completed at Queen’s University. This building is a step towards the University’s goal of achieving net zero greenhouse gas emissions by 2040

Killeavy Castle Estate – Striving for Sustainable Tourism in Co. Armagh

Killeavy Castle Estate – Striving for Sustainable Tourism in Co. Armagh 


Cloughjordan Ecovillage – A model for sustainability and community resilience

Ireland's first ecovillage, located just outside Cloughjordan, Tipperary, is a model of how a community can work together to reduce their environmental impact and live as part of a more sustainable society.

Springfield Meadows Housing Development - Better than Net Zero?

A residential development that delivers net zero in construction and for operational energy, using Passivhaus principles.

Lámh Dhearg - local GAA Green Club paving the way to sustainability

The GAA has launched a Green Club Toolkit and local club Lámh Dhearg has been one of the first to implement the guide in a bid to become more sustainable and enhance the local environment. 

One Planet Mind - a sustainable clothing brand fighting against fast fashion

Fast Fashion is a major environmetal issue, and One Planet Mind is a sustainable clothing company in Belfast fighting against this problem. 

Mahon Point - A climate-friendly shopping experience

Cork's suburban retail precinct, Mahon Point Shopping Centre does not just have a strong sustainability focus. It is the most sustainable shopping centre in Ireland.

Project Girona: Coleraine scheme halves energy bills for participants

Project Girona sets out to bring cheaper, cleaner, smarter energy to domestic customers and to give them a choice in where their energy comes from. 

Deli Lites - Food for the Greater Good

Deli Lites, a Co. Down based food-to-go company, are showing how local businesses can implement sustainability measures without compromising on the quality of products or profitability.

Erne Campus - A Passivhaus Premium Building

As Passivhaus continues to gain popularity both in the UK and Europe, some projects are being pushed even further than the original Passivhaus standard to meet net-zero targets.