A nearly 300-year-old settlement once submerged beneath a major dam in the...

CNN Climate 2 years ago

A nearly 300-year-old settlement once submerged beneath a major dam in the Philippines has reemerged as sweltering heat and drought have dried up the reservoir. Structures, including part of a church, tombstones and a municipal hall marker, reappeared in the middle of Pantabangan Dam in Nueva Ecija province in March after months of almost no rain, Marlon Paladin, a supervising engineer for the National Irrigation Administration, told AFP. The area was deliberately flooded in the 1970s in the dam's construction. But a drought currently affecting about half of the country's provinces has pushed the dam's water levels down. When water levels drop, the ruins become a popular tourist attraction, according to AFP. Paladin told AFP that this is the sixth time the settlement has resurfaced since the creation of the reservoir, but "this is the longest time [it was visible] based on my experience." Like much of Southeast Asia, the Philippines has for the past several weeks been hit by scorching heat, leading schools to suspend classes after temperatures hit 42 degrees Celsius (107 degrees Fahrenheit). Read more at the link in our bio. 📷: Ezra Acayan/Getty Images

layersDaily Sustainability Digest

Published about 5 hours ago



Regulatory momentum across the built environment is tightening as governments and industry bodies align around robust frameworks for decarbonising construction. The EU’s reform of carbon market controls aims to maintain strong carbon price signals to advance whole life carbon reduction, while ISO’s new standard on net‑zero transition plans gives investors and contractors a consistent structure for measuring life cycle cost and performance. The Science Based Targets initiative is establishing clearer boundaries between verifiable net zero carbon buildings and unsubstantiated claims, driving greater transparency in embodied carbon reporting and lifecycle assessment within construction supply chains.

Engineering progress is translating policy ambition into practice. Plans for a large‑scale direct air capture plant on Teesside highlight a new model of carbon neutral construction industry in the UK, pairing heavy engineering expertise with circular economy principles. Expansion of natural fibre insulation and low embodied carbon materials into mainstream housing retrofits demonstrates eco‑design for buildings moving beyond pilot projects. Sustainable construction now depends on accurate whole life carbon assessment and the specification of renewable building materials validated through environmental product declarations (EPDs).

Climate resilience is reshaping valuation and insurance models as climate‑driven subsidence data sharpen awareness of the environmental impact of construction. Developers are applying sustainable building design and low carbon design strategies to manage soil instability and resource efficiency in construction projects. The focus on whole life carbon and embodied carbon in materials signals a maturing market where green construction and sustainable building practices are metrics of competitiveness, not aspiration. Standards such as BREEAM v7 reinforce this shift toward lifecycle performance, end‑of‑life reuse in construction and circular construction strategies that define the next phase of environmental sustainability in construction.

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