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Circular Economy Could End Building Demolition, Boost Recycling

Exploring circular economy methods to reduce construction waste

From Hacker News Original Article Hacker News Discussion

The construction industry produces a staggering 2.2 billion tonnes of waste annually, but adopting circular economy principles—like designing buildings for easy disassembly and reusing materials—could drastically reduce this environmental impact.

Why it matters: Construction waste accounts for 40% of Europe’s total waste, mostly from demolition and manufacturing losses.

The big picture: Circular economy practices promote modular, reversible construction and digital "material passports" for efficient reuse.

Innovative examples: The F1Holzhaus pit box and EcoArk building illustrate rapid assembly, disassembly, and upcycling of waste into valuable structures.

Commenters say: Many highlight shocking production waste and question economic feasibility, robotic help, and real-world adoption beyond idealism and NIMBY concerns.