Parts of icy Antarctica are turning green with plant life at an alarming rate as the region is gripped by extreme heat events, according to new research, sparking concerns about the changing landscape on this vast continent.
Scientists used satellite imagery and data to analyze vegetation levels on the Antarctic Peninsula, a long mountain chain that points north to the tip of South America, and which has been warming much faster than the global average.
They found plant life — mostly mosses — had increased in this harsh environment more than 10-fold over the past four decades, according to the study by scientists at the universities of Exeter and Hertfordshire in England, and the British Antarctic Survey, published Friday in the journal Nature Geoscience.
Vegetation covered less than 0.4 square miles of the Antarctic Peninsula in 1986 but had reached almost 5 square miles by 2021, the study found. The rate at which the region has been greening over nearly four decades has also been speeding up, accelerating by more than 30% between 2016 and 2021.
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📸 Tom Roland; Matt Amesbury; Dan Charman
The strongest signal for sustainable construction is a shift from broad claims of sustainability towards measurable whole life carbon, circular economy delivery and climate resilience. In the UK schools estate, offsite construction is being positioned as a practical route to low carbon design, with standardised components, controlled factory production and buildings designed for disassembly reducing embodied carbon and supporting end-of-life reuse in construction. For public-sector clients under pressure to deliver quickly, whole life carbon assessment, lifecycle assessment and life cycle cost analysis are becoming central to procurement, sustainable building design and building lifecycle performance.
Circular economy in construction is gaining momentum through plans for a wind-turbine recycling facility in the Scottish Highlands. The project reflects a maturing renewable energy supply chain and a growing requirement to address the embodied carbon in materials after first use. Decommissioned blades and composite components could become feedstock for green building products, low carbon construction materials and future green infrastructure, cutting landfill dependence and improving resource efficiency in construction.
Materials research is also moving beyond waste management towards performance-led sustainable material specification. Work converting waste plastics, including packaging and consumer goods, into polymer networks capable of harvesting water from dry air suggests new possibilities for eco-design for buildings in hotter, water-stressed regions. If developed at scale, such innovation could contribute to low-impact construction, carbon footprint reduction and the wider use of green building materials with stronger environmental product declarations (EPDs).
The main constraint is delivery capacity. Labour shortages threaten construction programmes at the same time that net zero carbon buildings, net zero whole life carbon targets and BREEAM v7 requirements demand more precise design, assembly, refurbishment and materials recovery. Environmental sustainability in construction now depends on skills, data and accountability as much as ambition. Decarbonising the built environment will require clients, regulators and contractors to treat sustainable design, circular construction strategies and low embodied carbon materials as core requirements, not optional enhancements.
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