Forms of participation of religious actors in ecology: Between conversion and the convergence of mobilizationsN° 44, 2026/1 - pages Introduction. From conversion to participation: The entry of religious actors into ecology The greening of ethics: Elective affinities and ethical parallels between Catholicism and environmental activism Reconfiguring religious and political aspirations at the local level: Environmental awareness and the legitimization of the cultural petty bourgeoisie in rural areas Invention of an activist ethos: Virtuosos of ecology and religion Participating in the revision of bioethics laws: The Catholic Church’s mobilization of ecology: 2018–2020 The “greening” of a minority group: Forms of environmental engagement among Muslims in Brussels