Harmful bleaching of the world's coral has grown to include 84% of the...

CNN Climate 1 year ago

Harmful bleaching of the world's coral has grown to include 84% of the ocean's reefs in the most intense event of its kind in recorded history, the International Coral Reef Initiative announced Wednesday. It's the fourth global bleaching event since 1998, and has now surpassed bleaching from 2014-17 that hit some two-thirds of reefs, said the ICRI, a mix of more than 100 governments, non-governmental organizations and others. And it's not clear when the current crisis, which began in 2023 and is blamed on warming oceans, will end. "We may never see the heat stress that causes bleaching dropping below the threshold that triggers a global event," said Mark Eakin, corresponding secretary for the International Coral Reef Society and retired coral monitoring chief for the US National Oceanic and Atmospheric Administration. "We're looking at something that's completely changing the face of our planet and the ability of our oceans to sustain lives and livelihoods," Eakin said. Tap the link in our bio to read more. 📸: LM Otero/AP/File

layersDaily Sustainability Digest

Published about 14 minutes ago



Policy urgency and material innovation are reshaping sustainable construction across the UK. The Climate Change Committee’s call for sustained investment in resilience signals a decisive move from ambition to obligation, aligning infrastructure with environmental sustainability in construction and revealing the true cost of inaction. Adaptation spending that targets heatwaves, flooding, and infrastructure vulnerability is increasingly linked to whole life carbon assessment and lifecycle assessment, bringing accountability to the carbon footprint of construction.

Technological progress is reflecting the same shift. Floating solar energy and large-scale energy storage projects demonstrate sustainable building practices grounded in low carbon design and resource efficiency in construction. Net zero whole life carbon principles are informing new models of building lifecycle performance, driving the transition toward energy-efficient buildings that support national decarbonisation goals.

Material choices are now a defining factor in sustainable building design. The demand for low embodied carbon materials and renewable building materials is rising as developers pursue circular construction strategies and end-of-life reuse in construction. The evolution of low carbon construction materials, guided by standards such as BREEAM and BREEAM v7, signals the integration of eco-design for buildings with rigorous sustainability metrics.

The sector faces increasing scrutiny over greenwashing, but genuine progress is emerging through carbon neutral construction and sustainable material specification that reflect measurable reductions in embodied carbon in materials and whole life carbon. This convergence of regulation, innovation, and life cycle cost awareness is moving sustainable construction from niche to norm, advancing the circular economy in construction and accelerating the path to net zero carbon buildings.

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