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CO2 labels influence eating behavior

23 Feb 2024

A field trial showing that labelling the carbon footprint of food prompts people to eat more sustainably is published.

Labeling the carbon footprint of food prompts people to eat more sustainably: This was the key finding for TRR 266 Accounting for Transparency researchers from LMU Munich, HU Berlin and Aalto University in Finland in a recent field trial. How the information is presented turned out to be the critical factor: The effect was greatest when CO2 information was visualized as traffic light colors or displayed in the form of cost to the environment. The study is going to be published in the upcoming March Issue of the Journal of Accounting Research.