Blog
Background on certification labels, trends and how we work: level-headed, no green marketing fluff.
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What do labels like FSC, GOTS and B Corp actually mean?
A level-headed guide to the best-known sustainability certifications, what they do and don't guarantee, and how to verify them yourself.
Why we measure acceleration, not volume
Most trend lists show what is already popular. We look for what is breaking through, and that requires different maths.
The five-euro shirt
Price divided by wears makes the cheapest shirt regularly the most expensive garment. On second-hand as the only fashion criticism that counts.
The meter reading belongs to no one
In a student house, energy is invisible twice over, the bill sits inside the rent, the meter behind the bikes. A ten-euro metering plug changes that.
"But AI pollutes too"
Data centres really do use electricity, and yet the conclusion that usually follows is wrong. On proportions, devices, and what can actually be done.
In praise of laziness
The most sustainable measures don't demand willpower, they make behaviour unnecessary. The water-saving shower head is the textbook example.
What the laundry basket knows
Seventy percent of a wash cycle's emissions go into heating the water. The most sustainable dial in the household is free, and it's on the washing machine.
The drawer of good intentions
A reusable product is born with a CO2 debt that is only repaid through use. Three questions keep it from ending up in the drawer.
The Wednesday
Between beef and plant-based there can be a factor of twenty in CO2. One fixed swap day a week does more than it sounds, no conversions at the dinner table.
The greenest phone has already been made
70 to 85 percent of a phone's climate impact exists before the box is opened. Using devices longer and buying refurbished breaks the rhythm.
The battery question
Mention an e-bike and someone brings up the battery. The maths fits on half a sheet of paper, and has come out the same way for years.
The energy transition hangs from the neighbours' balcony
Balcony solar panels are the most democratic piece of the energy transition, no roof, no installer, no quotes required. What do they actually deliver?