The Global Status Report for Buildings and Construction (Buildings-GSR), published by the UN Environment Programme (UNEP) and the Global Alliance for Buildings and Construction (GlobalABC), provides an annual snapshot of the progress of the buildings and construction sector on a global scale. The Buildings-GSR reviews the status of policies, finance, technologies and solutions to monitor whether the sector is aligned with the Paris Agreement goals. The Global Status Report for Buildings and Construction 2024-2025 - Not just another brick in the wall highlights progress made on related global climate goals and calls for greater ambition on six challenges, including building energy codes, renewable energy, and financing. Global frameworks and initiatives such as Intergovernmental Council for Buildings and Climate, the Buildings Breakthrough and the Declaration de Chaillot are sustaining momentum towards adopting ambitious climate action plans, Nationally Determined Contributions (NDCs), for net-zero buildings ahead of the UN Climate Change Conference (COP30) in Belem, Brazil. Despite this progress, the sector remains a key driver of the climate crisis, consuming 32 per cent of global energy and contributing to 34 per cent of global CO2 emissions. The sector is dependent on materials like cement and steel that are responsible for 18% of global emissions and are a major source of construction waste.
Global construction markets are entering a practical phase of decarbonisation where sustainable construction aligns directly with commercial logic. Falling costs in electrification and onsite solar are transforming sustainable building design, making net zero whole life carbon an achievable target. Onsite photovoltaic systems, electric machinery, and heat pumps now deliver measurable life cycle cost advantages, driving adoption of low carbon design and accelerating the transition toward net zero carbon buildings.
As the UK grid approaches full decarbonisation, electricity-powered developments and deep retrofit projects cut operational emissions and strengthen whole life carbon assessment strategies. The growing share of renewables in the energy mix amplifies the benefits of environmental sustainability in construction, encouraging contractors to invest in low embodied carbon materials and eco-design for buildings that reduce the carbon footprint of construction.
Mass home energy mapping reveals significant potential for scaling fabric-first retrofits, particularly within low-income housing. Integrating circular economy in construction principles, such as end-of-life reuse in construction and circular construction strategies, improves resilience and supports resource efficiency in construction. Such measures align with whole life carbon and lifecycle assessment benchmarks central to BREEAM v7 certification, reinforcing both green building materials and sustainable material specification as procurement priorities.
While European policy continues to influence the cost of carbon-intensive materials, contractors are embedding embodied carbon evaluations in procurement frameworks and using environmental product declarations (EPDs) to manage risk. Rising carbon pricing permanently alters the life cycle thinking in construction, guiding investment into carbon neutral construction and decarbonising the built environment.
Developers that act now will secure the electrification dividend by adopting eco-friendly construction methods, specifying renewable building materials, and embedding sustainable building practices into every project phase. The industry’s next competitive frontier is building lifecycle performance, where achieving whole life carbon targets is as critical as managing design quality or cost. Those delaying transition risk higher exposure to volatility and stranded assets as green infrastructure and circular economy standards become integral to global sustainable urban development.
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