Scientists have looked back in time to reconstruct the past life of...

CNN Climate 2 years ago

Scientists have looked back in time to reconstruct the past life of Antarctica’s “Doomsday Glacier” — nicknamed because its collapse could cause catastrophic sea level rise. Experts knew it had been losing ice at an accelerating rate since the 1970s, but because satellite data only goes back a few decades, they didn’t know exactly when significant melting began. Now there is an answer to this question, according to a study published in the journal Proceedings of the National Academy of Sciences. By analyzing marine sediment cores extracted from beneath the ocean floor, researchers found the glacier began to significantly retreat in the 1940s, likely kicked off by a very strong El Niño event. Since then, the glacier has been unable to recover. Read more at the link in @cnn’s bio. 📸: Robert Larter, Jeremy Harbeck/OIB/NASA

layersDaily Sustainability Digest

Published about 7 hours ago



Across Europe, sustainable construction is entering a phase of measurable transformation supported by rigorous whole life carbon assessment and life cycle cost analysis.

In Oslo, the retrofit of a 1930s landmark using autoclaved aerated concrete demonstrates how low embodied carbon materials can deliver both preservation and performance, reinforcing circular economy in construction principles while maintaining heritage value. Ytong’s sustainable retrofit in Oslo exemplifies this evolution in practice.

Manchester’s commitment to circular heat networks marks a strategic pivot toward low carbon design at an urban scale, echoing broader ambitions for net zero whole life carbon and carbon neutral construction. This aligns with broader national initiatives such as those described in Manchester’s pioneering city‑wide energy systems.

Innovation in AI‑driven project modelling is accelerating sustainable building design through more precise embodied carbon evaluation and lifecycle assessment, improving the accuracy of whole life carbon reporting under tightening UK and European disclosure requirements. The regulatory landscape is intensifying as policymakers address the environmental impact of construction with updated guidance covering recyclability, fire performance, and environmental product declarations (EPDs), as evidenced by new fire‑rated junction guidance supporting construction safety.

Major clients adopting sustainable building practices on flagship regeneration projects such as Battersea Power Station illustrate how sustainable material specification and eco‑design for buildings now define prestige development. The convergence of green construction, low‑impact construction techniques, and sustainable urban development underlines a maturing circular economy where energy‑efficient buildings and low carbon building methods deliver resilience to climate‑driven stresses. The industry’s trajectory confirms that sustainable design and decarbonising the built environment are no longer aspirational but essential criteria for long‑term building lifecycle performance and genuine net zero carbon progress.

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