Carbonle #52 — July 22, 2026

Today: the stuff you buy

The order that day, lightest footprint to heaviest.

• 1📦A paper bagHeavier to make than a plastic one. 'Paper good, plastic bad' was never that simple.0.06 kg CO₂e
• 2☕A ceramic mugFiring clay in a kiln is hot, energy-hungry work.0.75 kg CO₂e
• 3👟Running shoesOne pair of trainers, and almost all of it is the factory, not the road.14 kg CO₂e
• 4🛋️A sofaFrame, foam, fabric and freight. Furniture is quietly carbon-heavy.90 kg CO₂e
• 5💻A laptopMost of a laptop's footprint is decided in the factory. It outweighs a bicycle to build.220 kg CO₂e

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