In the heart of the Amazon Basin, where the borders and cultures of Peru, Colombia and Brazil converge, a tiny, shape-shifting island has become the unlikely setting for a diplomatic tug of war.
“If God wanted, the river would change and even Santa Rosa could disappear,” said Gladys Hari Leiva, a hotel owner who has lived on the island for 21 years.
The island’s mercurial geography makes it a difficult place to settle; families adapt season by season, walking across sandbanks in the dry months, then paddling canoes through flooded streets when the rains come.
Santa Rosa’s fragility has not stopped Peru and Colombia fighting over it. In fact, its shifting shoreline has made matters worse.
Yet despite these limitations, the island is coveted by the countries around it. Peru and Colombia have argued over who the island belongs to for decades. As the Amazon River moves, so too does the international boundary between the two countries.
The main channel of the Amazon River constantly erodes existing land and deposits new earth. Each year the river carries roughly 1.2 billion tons of sediment from the Andes toward the Atlantic, reshaping its banks and islands as it flows. During high-water months, water spills over and settles across the floodplain, leaving behind up to 12 inches of fresh soil annually.
Residents who have lived in the Basin for a long time are used to the seasonal ebb and flow of the water and land, but it’s becoming less predictable.
Read more at the link in our bio.
📷: Santiago Ruiz/AFP/Getty Images; Luid Acosta/AFP/Getty Images/File
Policy momentum in the UK is setting the direction for a new era of sustainable construction rooted in measurable carbon performance. Planning reforms proposing the delivery of 1.5 million homes signal an urgent balance between rapid development and low carbon design. The debate now hinges on whether the next generation of housing can achieve net zero whole life carbon without compromising affordability or urban resilience. This shift underscores the necessity of whole life carbon assessment and lifecycle assessment across all stages of the built environment, from design to end-of-life reuse in construction.
The workforce transition is equally critical. Skills England’s forecast of 250,000 additional roles highlights that decarbonising the built environment demands not only policy innovation but also technical capability in sustainable building design, resource efficiency in construction and the specification of low embodied carbon materials. These skills will support the progression of carbon neutral construction and the integration of circular economy principles into procurement frameworks.
At the project level, the adoption of plug‑in battery systems and renewable building materials demonstrates how energy-efficient buildings are becoming active participants in grid stability. This evolution reflects a deeper commitment to environmental sustainability in construction through eco-design for buildings and sustainable material specification that minimises the carbon footprint of construction.
Across Europe, climate accountability is tightening. Corporate emissions scrutiny and extreme weather events reinforce the imperative for green construction that measures embodied carbon in materials and validates performance through environmental product declarations (EPDs) and BREEAM v7 certification. The convergence of sustainable design, circular construction strategies and life cycle cost analysis is making the environmental impact of construction transparent and quantifiable.
What was once an aspirational green agenda has become a framework for sustainable urban development guided by verifiable metrics of carbon footprint reduction and building lifecycle performance. The result is a global shift toward low impact, eco-friendly construction driven by evidence, regulation and innovation that embeds sustainability at the core of every design and decision.
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