The Trump administration delivered a deadly blow to longstanding US climate policy, finalizing rules that revoke the Environmental Protection Agency's ability to regulate climate pollution.
First issued in 2009, the endangerment finding determined that six greenhouse gases could be categorized as dangerous to human health under the Clean Air Act. It has underpinned the EPA's authority to limit planet-warming pollution from the oil and gas industry, power plants and vehicles since the Obama administration and is considered the federal government's most powerful tool to tackle climate pollution and the country's contribution to the global crisis.
"We are officially terminating the so called endangerment finding," President Donald Trump said, calling the policy "disastrous."
In addition, the Trump administration will finalize a repeal of rules that regulate greenhouse gas emissions from vehicles, since they stem from the finding. Under former President Joe Biden, the EPA sought to tighten those standards to prod the auto industry to make more fuel-efficient hybrids and electric vehicles — an effort the industry has since backtracked on.
The full text of EPA's repeal of the endangerment finding wasn't made available before the Trump administration announced it, but the justification will likely rely far more on legal arguments that climate pollution cannot be regulated by the landmark Clean Air Act than an outright rejection of climate science, legal experts told CNN.
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Global momentum in sustainable construction is reshaping both policy and practice. Offshore wind capacity is set to quadruple by 2035, anchoring the shift toward net zero carbon economies and supporting a built environment driven by decarbonising the construction sector. The UK’s pipeline of more than 700 grid-connected projects signals progress towards net zero whole life carbon performance, where every aspect of infrastructure delivery is assessed through whole life carbon assessment and life cycle cost analysis.
Despite advances in renewable power, non-domestic buildings continue to underperform on emissions reduction, emphasising the urgent need for retrofit strategies based on embodied carbon measurement and lifecycle assessment. The Building Controls Industry Association identifies this as a critical barrier to achieving energy-efficient buildings and net zero carbon buildings aligned with sustainable building design and environmental sustainability in construction.
Early contractor involvement is emerging as a proven method to improve resource efficiency in construction and reduce overruns, aligning procurement with circular construction strategies and sustainable building practices. Confidence in global carbon accounting remains unsettled following resignations within the Greenhouse Gas Protocol, casting doubts on the accuracy of embodied carbon in materials data used for environmental product declarations (EPDs) and whole life carbon assessments that inform BREEAM and BREEAM V7 frameworks.
Material flows define the next frontier of sustainable design and low carbon construction materials. Europe’s unchecked aluminium scrap exports jeopardise circular economy in construction goals, undermining the reuse of low embodied carbon materials and low-impact construction systems that enable end-of-life reuse in construction. In the UK, Enva’s £7.5 million investment in electrical recycling illustrates how eco-friendly construction and circular economy practices can strengthen domestic supply chains for renewable building materials.
The shift toward sustainable architecture and green infrastructure extends to digital transformation. London’s strategy to attract energy-efficient, low carbon data centres reflects a broader commitment to carbon neutral construction and sustainable urban development. With eco-design for buildings now embedded in planning, sustainable material specification and life cycle cost thinking in construction are becoming defining features of the modern built environment. The sector is moving from aspirational sustainability to measurable decarbonisation—embedding whole life carbon and circular economy principles as core drivers of the future of construction.
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