Colorado is now nearly half-covered by extreme drought conditions — even...

CNN Climate 2 months ago

Colorado is now nearly half-covered by extreme drought conditions — even though there was essentially no extreme drought there at the start of 2026. Now, extreme drought in Colorado is at its highest level in five years, and at its highest level for April in more than two decades. The state is no stranger to dry years, but this year is unique for above average dryness coinciding with extreme early-season warmth, according to the University of Colorado Boulder. City officials are warning people will have to make changes, most notably, adjusting their expectations for how their lawns will look this year. Those changes could reshape the aesthetics of the region for the long haul. To cut down, Denver has asked its restaurants to only serve water to customers by request and encouraged residents to use more efficient commercial car washes, rather than rinsing off their car with buckets in the driveway. But the main way to cut down on water use is by restricting residential outdoor watering. Thirsty lawns make up a large portion of water use in Mountain West cities; outdoor watering accounts for between 40% to 60% of Aurora water's demand, Shonnie Cline, spokesperson for Aurora Water, said. In nearby Erie — a town situated between Denver and Boulder — outdoor watering makes up between 60% to 70% of total demand. 📸 : RJ Sangosti/The /Denver Post/Getty Images

layersDaily Sustainability Digest

Published about 8 hours ago



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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