O'Brien, Kevin. “Thinking Globally and Thinking Locally: Ecology, Subsidiarity, and a Multiscalar Environmentalism”. Journal for the Study of Religion, Nature and Culture 2, no. 2 (January 16, 2009): 218–236. Accessed June 7, 2024. https://journal.equinoxpub.com/JSRNC/article/view/4856.