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ジェンダー、肉消費、Z世代の食由来カーボンフットプリント

Gender, Meat Consumption, and the Dietary Carbon Footprint of Gen Z (原題)

Burcu Erdal, Şule Turhan, LALE YILDIZ

Sustainability📚 査読済 / ジャーナル2026-09-09#気候科学Origin: Global対象セクター: agriculture
DOI: 10.3390/su18189268
原典: https://doi.org/10.3390/su18189268

🤖 gxceed AI 要約

日本語

トルコ・ブルサ大学の学部生400人を対象に、食習慣のGHGフットプリントと環境意識を調査。1人1日平均5.14kg CO2-eqで、赤身肉が最大の寄与。男性は女性より有意に排出が多く、環境意識も女性が高い。回帰分析では環境意識と男性が排出と正の関連を示し、意識と行動のギャップが示唆された。

English

Survey of 400 Turkish undergraduates links dietary GHG footprints to environmental awareness. Mean daily footprint was 5.14 kg CO2-eq, dominated by red meat. Males had significantly higher footprints and lower awareness than females. Regression found awareness and male gender positively associated with emissions, suggesting an awareness–behavior gap.

Unofficial AI-generated summary based on the public title and abstract. Not an official translation.

📝 gxceed 編集解説 — Why this matters

日本のGX文脈において

日本ではScope 3や食品ロス、若年層の消費行動変容がGX人材・消費者教育の文脈で関心を集める。本稿は食由来排出のジェンダー差という切り口を提供し、国内の食料システム脱炭素やESG消費財戦略の参考になる。

In the global GX context

Adds micro-level evidence on dietary emissions and the awareness–behavior gap, relevant to Scope 3 food value chains and consumer-facing transition strategies under CSRD/ISSB. Complements global diet-decarbonization literature with a Turkish Gen Z dataset.

👥 読者別の含意

🔬研究者:食由来排出と環境意識の乖離を実証したサンプルとして、行動変容研究の参照点になる。

🏢実務担当者:食品・小売企業が若年層向けの低炭素商品開発やScope 3対応を検討する際の消費者インサイト。

🏛政策担当者:若年層の食習慣と環境教育の効果測定に関し、意識啓発だけでは排出削減に直結しない点を示唆。

📄 Abstract(原文)

This study examined climate-friendly dietary behavior among young consumers by linking dietary greenhouse gas footprints with environmental awareness and food-consumption practices. Primary data were collected from 400 undergraduate students at Bursa Uludağ University, Türkiye, in 2025. Dietary greenhouse gas footprints were estimated using reported food-consumption quantities and emission coefficients from the literature. Descriptive statistics, t-tests, analysis of variance, correlation analysis, reliability analysis, and multiple regression models with HC3 heteroskedasticity-robust standard errors were employed. The mean daily greenhouse gas footprint of the five assessed food groups was 5.14 kg CO2-eq per capita, with red meat contributing the largest share. Male students had significantly higher dietary footprints than female students. Environmental awareness was measured using an 11-item composite scale with acceptable internal consistency (Cronbach’s α = 0.754). Female students reported significantly higher awareness scores than male students (3.07 ± 0.53 vs. 2.89 ± 0.50, p < 0.001), whereas differences across age groups were not statistically significant (p = 0.141). In the adjusted regression model, environmental awareness (B = 0.758, p = 0.015) and male gender (B = 1.516, p < 0.001) were positively associated with dietary greenhouse gas emissions, suggesting a possible awareness–behavior gap among young consumers.

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