They were once a refuge from the chaos above, but now our subways are more...

CNN Climate 1 year ago

They were once a refuge from the chaos above, but now our subways are more hazard than haven: The infrastructure that powered the last century of urban life was not built for the one we're in. In 2012, Superstorm Sandy inundated the oldest and lowest stations in Manhattan and inspired innovations like an inflatable plug big enough to seal off an entire tunnel and keep floodwater corked and contained. But these systems require setup time, which is possible before a hurricane surge, but worthless during rain bombs that can turn streets into rivers in minutes. While parts of London's Tube have flooded several times in the past few years, scorching summers create a fresh hell, enhanced by the heat-trapping clay geology. Only 40% of the London Underground system is air conditioned, mostly on lines closer to the surface and those that run above ground. New trains on the Piccadilly line will soon come with relief, but some may never have it. Read more at the link in our bio. 📷: Bruce Leighty/Alamy Stock Photo; Jose Sarmento Matos/Bloomberg/Getty Images; Selcuk Acar/Anadolu/Getty Images

layersDaily Sustainability Digest

Published about 10 hours ago



Europe’s investment shortfall is now strategic risk. BloombergNEF estimates $1.3 trillion a year is required across the UK, Norway and the EU to reach net zero by 2050, demanding rapid decarbonising the built environment with disciplined whole life carbon management, robust whole life carbon assessment and lifecycle assessment of both operational and embodied carbon. Capital should target measures with clear life cycle cost benefits and stronger building lifecycle performance, combining circular economy and circular economy in construction with circular construction strategies such as resource efficiency in construction, end-of-life reuse in construction and the use of low embodied carbon materials, low carbon construction materials, green building materials and renewable building materials under a rigorous sustainable material specification. Supply chains should rely on environmental product declarations (epds) to verify claims. This is how sustainable construction and sustainable building design deliver environmental sustainability in construction and achieve net zero carbon targets.

Nepal’s floods, which removed more than a tenth of national generation capacity, expose the cost of underinvesting in resilience and over‑reliance on single systems in hazard‑prone terrain. Design and siting must plan for compound events, diversify critical assets and harden supply chains, embedding life cycle thinking in construction so the environmental impact of construction and the carbon footprint of construction fall while reliability and community‑centred recovery improve through eco‑friendly construction and low‑impact construction.

Technology is reframing options for colocated power. A federally approved plan to install a nuclear reactor a mile underground in Kansas signals potential for large sites to pair on‑site, low‑carbon generation with energy-efficient buildings, low carbon design, low carbon building, carbon neutral construction and net zero carbon buildings. If consented and scaled, such strategies can help deliver net zero whole life carbon against frameworks like BREEAM and BREEAM v7, provided procurement also tackles embodied carbon in materials and green building products through verified environmental product declarations (EPDs).

Public health is strengthening the case for nature‑based solutions as clinicians prescribe time outdoors, putting green infrastructure on par with other critical systems. Cities that integrate parks, trees and blue‑green corridors into sustainable urban development and eco‑design for buildings advance sustainable building practices, green construction, sustainable architecture and sustainable design while driving carbon footprint reduction. The priority is design that integrates renewable energy, green building materials and renewable building materials into high‑performance, net zero carbon places, aligning sustainability with what communities need from every building and every construction project.

Show More

camera_altFeatured Instagram Posts:

Get your opinion heard:

Whole Life Carbon is a platform for the entire construction industry—both in the UK and internationally. We track the latest publications, debates, and events related to whole life guidance and sustainability. If you have any enquiries or opinions to share, please do get in touch.

Let's chat!
Avatar

WLC Assistant

Ask me about sustainability

Hi! I'm your Whole Life Carbon assistant. I can help you learn about sustainability, carbon assessment, and navigate our resources. How can I help you today?