In the hottest big city in the US, where sunbaked concrete sprawls across...

CNN Climate 2 years ago

In the hottest big city in the US, where sunbaked concrete sprawls across bone-dry desert, Phoenix is setting records in both high temperatures and body count — and learning the hard way that it's not just the heat, it's the vulnerability. Simply living in the Phoenix area has turned deadly as fossil fuel pollution pushes temperatures to dangerous highs. Coroners have confirmed close to 40 heat deaths so far this year and have placed more than 400 more under investigation before the end of July, sparking fears this year could be even deadlier. Phoenix has become a real-time experiment in adaptation as first responders, health care workers and city planners scramble to keep their city survivable. Tap the link in bio for more. 📸 : Julian Quinones/CNN

layersDaily Sustainability Digest

Published about 7 hours ago



Wildfires destroying homes in the Midlands and Shropshire crews moving between fire and flood show why sustainable construction must now treat climate resilience as a core design requirement. Sustainable building design, low carbon design and eco-design for buildings need to account for overheating, fire risk, drainage capacity, defensible space and durable fabric performance.

Whole life carbon, embodied carbon and life cycle cost are becoming inseparable from safety, insurability and asset value, making whole life carbon assessment and lifecycle assessment essential tools for developers, councils and investors.

Karachi’s mangrove loss reinforces the construction value of green infrastructure and nature-based flood protection. Tidal creeks, mangrove belts and resilient coastal landscapes can reduce erosion, store carbon and protect communities, supporting environmental sustainability in construction without relying solely on hard engineering. For sustainable urban development, green construction and eco-friendly construction must prioritise site planning, biodiversity and building lifecycle performance alongside energy-efficient buildings and net zero carbon buildings.

Plans for a wind-turbine recycling facility in the Scottish Highlands point to a more mature circular economy in construction. Renewable infrastructure must address end-of-life reuse in construction, resource efficiency in construction and the embodied carbon in materials, especially composite blades and complex low carbon construction materials. The shift supports circular construction strategies, low embodied carbon materials and net zero whole life carbon targets, aligning with BREEAM, BREEAM v7 and wider expectations for environmental product declarations (EPDs). The strongest signal for decarbonising the built environment is clear: sustainable building practices must measure the carbon footprint of construction across design, use, maintenance and decommissioning.

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