Płoskonka, P. 2019. Education for environmental ethics in forest areas - the Leave No Trace idea: Concept of education for environmental ethics on forest areas: The Leave No Trace idea. Studia Ecologiae et Bioethicae. 17, 1 (Mar. 2019), 27–39. DOI:https://doi.org/10.21697/seb.2019.17.1.03.