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Case Study
Case Study

UPSURGE – Renaturing Belfast Through Nature-Based Climate Solutions

Transforming Lower Botanic Gardens into a living testbed for urban sustainability

Nichola Hughes,

Nichola Hughes

Posted

20th Nov, 2025

Length

5 minute read

Type

Case study

Information

place

Location

Lower Botanic Gardens, Stranmillis Embankment, Belfast, BT7 1LP

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Partners

Belfast City Council
Queen’s University Belfast
Community partners including Friends of Botanic and Friends of the Field
Horizon 2020
Partner cities: Belfast, Breda, Budapest, Katowice, and Maribor

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Project Status

Ongoing

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Impact Areas

Climate adaptation
Air quality improvement
Biodiversity enhancement
Community health and wellbeing
Urban food resilience
Skills development
Research and innovation


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Summary of the Project

UPSURGE is a flagship climate adaptation initiative transforming part of Lower Botanic Gardens into a living research and community engagement site. The project tests and demonstrates nature-based solutions (NBS) that address urban climate challenges such as pollution, biodiversity loss, urban heat, and community disconnection from nature.

The Belfast initiative includes four integrated work areas:

  • Agroecological community gardens
  • Soil contamination research and testing
  • Habitat restoration and landscape improvement
  • A demonstration resilience garden

These interventions support urban cooling, improved growing conditions, carbon capture in soils, and increased biodiversity. Over the past year, the site has expanded to include raised beds, a tree nursery, rainwater harvesting systems, wetland establishment, solar PV, a compostable toilet, mixed hedgerows, habitat works and a new outdoor learning area.

  • Members of the All-Party Group on Climate Action on a visit to Lower Botanic in June 2025
    Members of the All-Party Group on Climate Action on a visit to Lower Botanic in June 2025

Alongside environmental benefits, the project serves as a civic learning space where residents, researchers and volunteers collaborate, exchange knowledge, and build new skills in sustainable food growing and climate-resilient land management.

The site also supports the goals of the Belfast Sustainable Food Partnership, which promotes a fair, climate-friendly and community-led food system for the city.

Key Information

  • UPSURGE is an EU Horizon-funded project
  • Belfast is one of five European demonstration cities, alongside Breda, Budapest, Katowice and Maribor
  • The project aims to “renature” cities through scalable nature-based solutions to improve environmental and community outcomes
  • UPSURGE in Belfast includes research trials, community growing, resilience gardening, and biodiversity improvement
  • Environmental sensors will monitor real-time air quality, temperature, particulate pollution, and sound levels

Contribution to the UN Sustainable Development Goals

The UPSURGE project is supporting the following Sustainable Development Goals:

SDG 2 – Zero Hunger:
The community garden and urban growing programmes enhance local food production, resilience and skills, while supporting food accessibility through organisations like Source Grow.

SDG 3 – Good Health and Wellbeing: The site provides accessible green space, opportunities for active outdoor participation, and improved air quality, positively contributing to mental and physical wellbeing.

SDG 4 – Quality Education: Local volunteers and community growers participate in structured learning, including permaculture training, practical demonstration tours and ongoing knowledge exchange with researchers.

SDG 6 – Clean Water and Sanitation: Rainwater harvesting systems and wetland creation strengthen natural water management, reduce runoff and improve the site’s resilience to flooding.

SDG 7 – Affordable and Clean Energy: Solar PV installations support off-grid low-carbon infrastructure within the site.

SDG 9 – Industry, Innovation and Infrastructure: UPSURGE acts as a real-world research laboratory testing innovative climate technologies and environmental monitoring infrastructure.

SDG 11 – Sustainable Cities and Communities: The project forms part of Belfast’s Resilience Strategy, supporting a city-wide transition to climate resilience and net-zero development.

SDG 12 – Responsible Consumption and Production: Agroecological methods, low-waste approaches, composting and circular resource use contribute to more sustainable consumption practices.

SDG 13 – Climate Action: Nature-based solutions on-site directly mitigate localised climate risks, including heat, flooding, soil degradation and air pollution, as well as decarbonisation as nature-based solutions sequester and store carbon.

SDG 15 – Life on Land: Habitat restoration, hedgerow planting and wetland development enhance biodiversity, strengthen soil ecology and improve natural ecosystem services.

SDG 17 – Partnerships for the Goals: UPSURGE exemplifies multi-level collaboration between government, academia, community groups, European partners and local volunteers.

Generously supported by:
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