Jordan, K. and Kristjánsson, K. (2017) ‘Sustainability, virtue ethics, and the virtue of harmony with nature’, Environmental Education Research, 23:9, 1205-1229, DOI: 10.1080/13504622.2016.1157681
Moltman, J. (2012) Ethics of Hope, Minneapolis MN: Fortress Press (see especially Chapter 9 Ecology)
Schwartz, S. H. (2012) ‘An Overview of the Schwartz Theory of Basic Values’ Online Readings in Psychology and Culture, available at https://scholarworks.gvsu.edu/cgi/viewcontent.cgi?article=1116&context=orpc