AUTHOR=Haggar Paul , Sachdev Yasmin , Whitmarsh Lorraine , Goulding James , Smith Andrew , Smith Gavin TITLE=New year as a moment of change in pro-environmental product consumption: evaluating the habit discontinuity and self-activation hypotheses using a large UK retail dataset JOURNAL=Frontiers in Psychology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2025.1550091 DOI=10.3389/fpsyg.2025.1550091 ISSN=1664-1078