Wolter, E. Education for Ecological Awareness. Based on research of periodicals devoted to nature in the II Republic of Poland (1918-1939) on the example of a "Free Addition to natural sciences monthly for youths Orli Lot [Eagle Flight] devoted to the environmental . FetR 2022, 50 (2), 42-49. https://doi.org/10.34766/fetr.v50i2.1067.