The world has entered "an era of global water bankruptcy" with...

CNN Climate 5 months ago

The world has entered "an era of global water bankruptcy" with irreversible consequences, according to a new United Nations report. Regions across the world are afflicted by severe water problems: Kabul may be on course to be the first modern city to run out of water. Mexico City is sinking at a rate of around 20 inches a year as the vast aquifer beneath its streets is over-pumped. In the US Southwest, states are locked in a continual battle over how to share the shrinking water of the drought-stricken Colorado River. "If you keep calling this situation a crisis, you're implying that it's temporary. It's a shock. We can mitigate it," said Kaveh Madani, director of the UN University's Institute for Water, Environment and Health, and the report's author. With bankruptcy, while it's still vital to fix and mitigate where possible, "you also need to adapt to a new reality… to new conditions that are more restrictive than before," he told CNN. The statistics in the report are stark: more than 50% of the planet's large lakes have lost water since 1990, 70% of major aquifers are in long-term decline, an area of wetlands almost the size of the European Union has been erased over the past 50 years, and glaciers have shrunk 30% since 1970. Even in places where water systems are less strained, pollution is reducing the amount available for drinking. "Many regions are living beyond their hydrological means" and it's impossible now to return to conditions that used to exist, Madani said. It brings human consequences: nearly 4 billion people face water scarcity for at least one month every year. Read more at the link in our bio. 📷: Yasin Akgul/AFP/Getty Images; Elke Scholiers/Getty Images; Kevin Carter/Getty Images; Morteza Aminoroayayi/Middle East Images/AFP/Getty Images

layersDaily Sustainability Digest

Published about 2 hours ago



The UK construction sector is undergoing a structural transformation as sustainability becomes integral to policy and practice. Government planning reforms embedding environmental sustainability in construction within the promise of 1.5 million new homes indicate that sustainable building design and eco‑design for buildings are no longer peripheral ambitions. By linking planning approval to detailed whole life carbon assessments and life cycle cost reviews, developers must now demonstrate measurable progress toward net zero whole life carbon housing delivery.

The shift toward circular economy in construction principles is tangible through mandatory Circular Economy Statements, which require proof of resource efficiency in construction and end‑of‑life reuse in construction. This marks a decisive move from voluntary reporting to quantifiable performance, reinforcing circular construction strategies that favour low carbon construction materials, renewable building materials and verified environmental product declarations (EPDs). Such accountability is reshaping how embodied carbon in materials and the total carbon footprint of construction are assessed across the supply chain.

Technical progress is matched by regulatory tightening. Enhanced enforcement by environmental authorities signals that compliance with carbon neutral construction standards and reduced environmental impact of construction is now a prerequisite for planning success. As breeam v7 and emerging lifecycle assessment frameworks evolve, decarbonising the built environment depends on integrating sustainable building practices with verifiable performance metrics.

Investment in human capital remains the defining constraint. The urgent demand for skilled labour in low‑carbon engineering and advanced manufacturing highlights the labour market’s pivotal role in achieving net zero carbon buildings and delivering scalable green construction. Training initiatives targeting welders, surveyors and engineers must underpin the expansion of low carbon building capacity and ensure that sustainable urban development can progress from aspiration to built reality.

The emerging consensus is that sustainable construction is defined by data‑driven outcomes—measured building lifecycle performance, accurate whole life carbon accounting and achievable carbon footprint reduction. The sector’s credibility hinges on whether policy, technology and people can sustain this momentum toward a resilient, low‑impact built environment.

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