COP28: Why China's clean energy boom matters for global climate action

The Conversation UK 3 years ago

This year, China has built renewables at a truly staggering pace. But can its tech-first approach actually cut emissions – and find common ground at COP28?
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layersDaily Sustainability Digest

Published about 4 hours ago



UK sustainable construction is moving from broad green ambition towards verified performance, stronger data and accountable building lifecycle performance. A proposed national survey of recycled and secondary aggregates would close an 18-year evidence gap in one of the sector’s largest material streams, giving clients, designers and contractors the information needed for sustainable material specification, circular economy in construction and lower embodied carbon in materials. Reliable data on supply, quality and regional availability is essential for low carbon construction materials, resource efficiency in construction and meaningful carbon footprint reduction across mainstream projects.

The same evidence-led shift is reshaping handover and asset management. BIM guidance that prioritises operators’ needs supports sustainable building design, energy-efficient buildings and better life cycle cost outcomes by reducing the gap between designed and operational performance. Robust digital information at practical completion strengthens lifecycle assessment, life cycle thinking in construction and whole life carbon assessment, helping owners track whole life carbon and support net zero carbon buildings beyond the design stage.

Findings on damp and mould across thousands of buildings reinforce that environmental sustainability in construction must address health, resilience, ventilation, fabric performance and maintenance, not only carbon metrics. Sustainable design and eco-design for buildings require competent diagnosis and long-term stewardship of existing stock, particularly as climate volatility and fuel poverty expose weaknesses in homes and public assets.

The evolution of the Building Safety Act points to a wider regulatory demand for traceable evidence behind claims on safety, circularity and performance. Developers, contractors and product suppliers will face increasing pressure to evidence low carbon design, embodied carbon, environmental product declarations (EPDs), green building materials and circular construction strategies. Green construction is becoming less about marketing claims and more about verifiable data, compliance and delivery against net zero whole life carbon goals.

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