Can carbon labels encourage green food choices?

IntroductionA conventionally grown kiwi from Spain or an organic pineapple from Ghana? Which is the more environmentally friendly option? Given that the production and distribution of food is responsible for about a quarter of our CO2e emissions and thus plays a role in climate change the answer to...

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Main Authors: Swen J. Kühne, Ester Reijnen, Lea Laasner Vogt, Melanie Baumgartner
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-01-01
Series:Frontiers in Psychology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpsyg.2022.902869/full
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author Swen J. Kühne
Ester Reijnen
Lea Laasner Vogt
Melanie Baumgartner
author_facet Swen J. Kühne
Ester Reijnen
Lea Laasner Vogt
Melanie Baumgartner
author_sort Swen J. Kühne
collection DOAJ
description IntroductionA conventionally grown kiwi from Spain or an organic pineapple from Ghana? Which is the more environmentally friendly option? Given that the production and distribution of food is responsible for about a quarter of our CO2e emissions and thus plays a role in climate change the answer to such questions and, accordingly, making the right food product choices is crucial. The problem, however, is that it is difficult for consumers to calculate the CO2e value of food as it depends on several specifications such as the type of food, origin, etc. Could carbon labeling of food circumvent this problem and help consumers make more environmentally friendly choices?MethodsIn an online experiment, 402 participants had to choose 20 food products from a fictitious online shop. The participants were randomly assigned to either one of three food labeling conditions (Star Rating, Green Foot, and Traffic Light Label, short TLL) or the control condition.ResultsThe labeling conditions resulted in lower overall CO2e emissions, the purchase of more green food products and fewer red food products than in the control condition. The TLL outperformed the other two labels and was also the most accepted.DiscussionThe carbon TLL is therefore a promising intervention to help consumers to not only choose more environmentally friendly foods, but also make a significant contribution to the fight against climate change.
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spelling doaj.art-6470356d4f42409e950d6690282559e82023-01-27T12:26:30ZengFrontiers Media S.A.Frontiers in Psychology1664-10782023-01-011310.3389/fpsyg.2022.902869902869Can carbon labels encourage green food choices?Swen J. KühneEster ReijnenLea Laasner VogtMelanie BaumgartnerIntroductionA conventionally grown kiwi from Spain or an organic pineapple from Ghana? Which is the more environmentally friendly option? Given that the production and distribution of food is responsible for about a quarter of our CO2e emissions and thus plays a role in climate change the answer to such questions and, accordingly, making the right food product choices is crucial. The problem, however, is that it is difficult for consumers to calculate the CO2e value of food as it depends on several specifications such as the type of food, origin, etc. Could carbon labeling of food circumvent this problem and help consumers make more environmentally friendly choices?MethodsIn an online experiment, 402 participants had to choose 20 food products from a fictitious online shop. The participants were randomly assigned to either one of three food labeling conditions (Star Rating, Green Foot, and Traffic Light Label, short TLL) or the control condition.ResultsThe labeling conditions resulted in lower overall CO2e emissions, the purchase of more green food products and fewer red food products than in the control condition. The TLL outperformed the other two labels and was also the most accepted.DiscussionThe carbon TLL is therefore a promising intervention to help consumers to not only choose more environmentally friendly foods, but also make a significant contribution to the fight against climate change.https://www.frontiersin.org/articles/10.3389/fpsyg.2022.902869/fullfood product choicescarbon labelCO2e emissionssustainabilitylabel design
spellingShingle Swen J. Kühne
Ester Reijnen
Lea Laasner Vogt
Melanie Baumgartner
Can carbon labels encourage green food choices?
Frontiers in Psychology
food product choices
carbon label
CO2e emissions
sustainability
label design
title Can carbon labels encourage green food choices?
title_full Can carbon labels encourage green food choices?
title_fullStr Can carbon labels encourage green food choices?
title_full_unstemmed Can carbon labels encourage green food choices?
title_short Can carbon labels encourage green food choices?
title_sort can carbon labels encourage green food choices
topic food product choices
carbon label
CO2e emissions
sustainability
label design
url https://www.frontiersin.org/articles/10.3389/fpsyg.2022.902869/full
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