In one of its most significant reversals on climate policy to-date, the Trump...

CNN Climate 9 months ago

In one of its most significant reversals on climate policy to-date, the Trump administration on Tuesday proposed to repeal a 2009 scientific finding that human-caused climate change endangers human health and safety, EPA Administrator Lee Zeldin announced. If successful, the repeal could strip away the federal government's most powerful way to control the country's planet-warming pollution and fight climate change. The scientific finding has served as the basis of many of the Environmental Protection Agency's most significant regulations to protect human health and environment, and decrease climate pollution from cars, power plants and the oil and gas industry. Zeldin on Tuesday spoke proudly of his agency's move to repeal the endangerment finding as the "largest deregulatory action in the history of America," speaking on "Ruthless," a conservative podcast, and referred to climate change as dogma rather than science. "This has been referred to as basically driving a dagger into the heart of the climate change religion," Zeldin said. In addition to reversing the endangerment finding, the EPA's proposal also seeks to repeal rules that regulate greenhouse gas emissions from vehicles, since they stem from the finding. The Biden EPA sought to tighten those standards to prod the auto industry to make more fuel-efficient hybrids and electric vehicles. Read more at the link in @cnnpolitics' bio. 📷: Ulysse Bellier/AFP/Getty Images

layersDaily Sustainability Digest

Published about 12 hours ago



Innovation in sustainable construction is entering a decisive phase as technologies for decarbonising the built environment mature. New materials, digital workflows and renewable fuel systems are converging to reduce the carbon footprint of construction and align the sector with net zero carbon objectives. Johnson Matthey’s deployment of biomethanol technology in China demonstrates how scalable low carbon building solutions can reshape global supply chains through sustainable building practices and circular economy principles.

Architects and engineers are re-evaluating Whole Life Carbon and Whole Life Carbon Assessment impacts across retrofit and redevelopment projects. London’s Bell’s Yard retrofit and Stratford’s Ash Mews transformation exemplify sustainable building design that integrates life cycle thinking in construction with eco‑design for buildings to limit demolition waste and improve resource efficiency in construction. The shift from new‑build excess to adaptive reuse illustrates low impact construction driven by whole life carbon assessment and lifecycle assessment methodologies.

Artificial intelligence is now embedded in project scheduling, lifecycle optimisation and performance monitoring. Data‑led tools are refining sustainable material specification, supporting carbon footprint reduction and enhancing building lifecycle performance. Digital integration is accelerating environmental sustainability in construction, helping project teams measure Life Cycle Cost and improve the environmental product declarations (EPDs) of green building materials and low carbon construction materials.

The transition remains uneven. Illegal waste practices and fragmented standards continue to hinder circular construction strategies and the evolution of carbon neutral construction. Progress depends on aligning finance, regulation and design around a coherent Circular Economy in construction model. Achieving true sustainability will require net zero whole life carbon frameworks, consistent BREEAM and BREEAM v7 adoption, and deeper commitment to eco‑friendly construction and sustainable architecture. When such measures become mainstream, green construction will define the language of sustainable urban development and transform the environmental impact of construction worldwide.

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