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Reciprocity matters--people were more supportive of climate policies in their country if they believed other countries were making significant efforts themselves

12.10.25 | PLOS

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Reciprocity matters--people were more supportive of climate policies in their country if they believed other countries were making significant efforts themselves
Distribution of responses of LIKELY, WILLING, and EFFORT in each country. Credit: Tam et al., 2025, PLOS Climate, CC-BY 4.0 (https://creativecommons.org/licenses/by/4.0/)

Reciprocity matters--people were more supportive of climate policies in their country if they believed other countries were making significant efforts themselves, per survey of 4,000 Chinese, Indian, Japanese and US citizens.

Article URL: https://plos.io/4pfhbgj

Article Title: They reduce, we reduce: Perception of other countries’ climate effort predicts support for climate policies

Author Countries: China, Japan, Sweden

Funding: The work described in this study was supported by grants awarded to Kim-Pong Tam from the Research Grants Council of the Hong Kong Special Administrative Region, China (Project No. 16601122 to KPT); HKUST Institute for Emerging Market Studies with support from EY, Hong Kong, China (Project No. IEMS19HS02 to KPT); and the Fiscal 2019 Grant for Japan-Related Research Projects, The Sumitomo Foundation, Japan (Project No. SFJP20HS01 to KPT); and a grant awarded to Malcolm Fairbrother by the Swedish Research Council (Grant No. 2020-04725 to MF). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.

PLOS Climate

10.1371/journal.pclm.0000755

10-Dec-2025

Competing Interests: The authors have declared that no competing interests exist.

Keywords

Anthropogenic Climate Change Climate Change Climate Change Adaptation Climatology Environmental Issues Human Social Behavior Public Opinion Social Psychology

Article Information

Journal
PLOS Climate
DOI
10.1371/journal.pclm.0000755
Article Publication Date
2025-12-10
COI Statement
Competing Interests: The authors have declared that no competing interests exist.

Contact Information

Charlotte Bhaskar
PLOS
cbhaskar@plos.org

How to Cite This Article

APA:
PLOS. (2025, December 10). Reciprocity matters--people were more supportive of climate policies in their country if they believed other countries were making significant efforts themselves. Brightsurf News. https://www.brightsurf.com/news/L3RGR9Q8/reciprocity-matters-people-were-more-supportive-of-climate-policies-in-their-country-if-they-believed-other-countries-were-making-significant-efforts-themselves.html
MLA:
"Reciprocity matters--people were more supportive of climate policies in their country if they believed other countries were making significant efforts themselves." Brightsurf News, Dec. 10 2025, https://www.brightsurf.com/news/L3RGR9Q8/reciprocity-matters-people-were-more-supportive-of-climate-policies-in-their-country-if-they-believed-other-countries-were-making-significant-efforts-themselves.html.