The southern Great Barrier Reef is suffering from extensive coral bleaching due...

CNN Climate 2 years ago

The southern Great Barrier Reef is suffering from extensive coral bleaching due to heat stress, the reef’s managers said, raising fears that a seventh mass bleaching event could be unfolding across the vast, ecologically important site. Aerial surveys conducted last weekend by the Great Barrier Reef Marine Park Authority and Australian Institute of Marine Science found bleaching was “extensive and fairly uniform across all surveyed reefs.” Bleaching occurs when stressed coral ejects algae from within its tissue, depriving it of a food source. If the water temperature remains higher than normal for too long, coral can starve and die, turning white as its carbonate skeleton is exposed. Tap the link in bio for more. 📸 : Jonas Gratzer/LightRocket/Getty Images

layersDaily Sustainability Digest

Published about 47 minutes ago



Policymakers and industry leaders continue to accelerate the shift toward sustainable construction, setting new benchmarks for environmental sustainability in construction and deepening commitments to decarbonising the built environment. The UK’s Department for Environment, Food and Rural Affairs has given the Environment Agency expanded authority to streamline project permitting, aiming to embed life cycle thinking in construction more efficiently into planning and reduce administrative bottlenecks. The reforms are intended to cut red tape for low-risk activities while still supporting resource efficiency in construction, although environmental advocates remain cautious about risks of diminished oversight.

Materials innovation is taking centre stage in the global effort to reduce the carbon footprint of construction. Kingspan’s new green steel partnership across the Asia-Pacific region marks a strategic advance in addressing embodied carbon in materials. By shifting to low-carbon steel options, the company strengthens its alignment with whole life carbon assessment principles and contributes to the creation of low embodied carbon materials. Such initiatives reduce both the embodied and operational carbon of structures, highlighting a practical application of eco-design for buildings and signalling tangible progress toward net zero whole life carbon targets.

Holcim is expanding the boundaries of sustainable building practices by introducing electric mobility across its logistics network and prioritising sustainable material specification. The company’s broader sustainability roadmap integrates circular construction strategies and aims to drive progress towards carbon neutral construction. The transition to electric fleets, coupled with responsible sourcing and life cycle cost evaluations, exemplifies a systemic approach to reducing emissions throughout the building lifecycle performance, rather than focusing on individual project achievements alone.

An increasing emphasis on green skills and education underscores that sustainable urban development depends as much on people as on technology. National Grid’s outreach programmes have introduced nearly 150,000 students to the principles of sustainable building design and low carbon construction materials, helping to build capacity for the next generation of engineers, architects, and environmental specialists. This investment in long-term knowledge ensures that lifecycle assessment and whole life carbon methodologies become integral to professional practice rather than theoretical aspirations.

Stonewater’s completion of its 8,000th energy-efficient home since 2015 demonstrates the scalability of eco-friendly construction and affordability in sustainable housing. The project integrates green building materials, renewable building materials, and design standards consistent with BREEAM and BREEAM v7 assessments. The housing association’s achievement reflects the growing capability to combine low carbon design, sustainable architecture, and circular economy in construction principles within social housing models, advancing the UK’s ambition for net zero carbon buildings.

These developments collectively point to a maturing construction ecosystem grounded in measurable outcomes and transparent reporting through environmental product declarations (EPDs). Whether through green construction innovation, end-of-life reuse in construction, or continuous carbon footprint reduction, the sector is aligning itself toward a future where whole life carbon accountability and sustainable design steer every stage of the built environment’s evolution.

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