高齢者の多くは気候変動を深刻なリスクとみなしている(Most older people view climate change as a serious risk)

2026-03-10  ユニバーシティ・カレッジ・ロンドン(UCL)

ユニバーシティ・カレッジ・ロンドン(UCL)の研究によると、多くの高齢者が気候変動を深刻なリスクとして認識していることが明らかになった。複数国の調査データを分析した結果、一般に高齢者は気候変動への関心が低いと考えられてきたが、実際には多くの人が社会や将来世代への影響を強く懸念していた。一方で、年齢層によって関心の焦点や行動意欲には違いが見られた。研究者は、高齢者を気候対策の消極的な層とみなす従来の見方を見直す必要があると指摘し、世代を超えた協力が気候変動対策に重要だと述べている。

高齢者の多くは気候変動を深刻なリスクとみなしている(Most older people view climate change as a serious risk)

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高齢者の気候変動リスクに対する態度:英国高齢化縦断研究からの新たな証拠 Attitudes toward Climate Change Risk Among Older People: New Evidence from the English Longitudinal Study of Ageing

Giorgio Di Gessa, PhD ,Paola Zaninotto, PhD

The Journals of Gerontology: Series B  Published:10 March 2026

DOI:https://doi.org/10.1093/geronb/gbag029

Abstract

Objectives

This study investigates the diversity of attitudes toward climate change risk (ACCR) among older adults in England. This demographic, both vulnerable to climate impacts and influential in shaping climate policy, has often been overlooked in terms of its specific ACCR. The study aims to identify distinct attitudinal profiles and explore the sociodemographic, economic, health, and civic factors associated with them.

Methods

Using data from Wave 11 (2023–2024) of the nationally representative English Longitudinal Study of Ageing, we analysed responses from 6,572 individuals aged 50 and older. Latent class analysis was employed to identify typologies of ACCR based on six climate-related statements. Multinomial logistic regression was used to examine associations between class membership and individual characteristics.

Results

Five distinct ACCR profiles were identified: “Highly engaged with climate change risk” (30.3%), “Engaged with CCR” (31.3%), “Risk-aware but fatalistic” (11.1%), “Ambivalent/uncertain about CCR” (21.5%), and “CCR dismissive” (5.8%). Younger age, higher education, greater financial resources, and higher levels of public engagement were associated with a higher likelihood of being “Highly engaged” about climate change. Conversely, lower education, economic hardship, and lack of civic engagement were linked to “ambivalent/uncertain” attitudes. Notably, older adults were more likely to be risk-aware but fatalistic.

Discussion

Contrary to common assumptions, most older adults are engaged with CCR, but there is notable heterogeneity, with ∼27% reporting ambivalent/uncertain, or dismissive views. Inclusive and effective climate policy should recognise this diversity, employing outreach and communication strategies that stress personal relevance and actionable solutions, especially targeting those with ambivalent/uncertain views.

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