“NATURAL CONTITIONS LEVEL AND HUMAN ACTIONS CONDUCIVE TO ENVIRONMENT PROTECTION”, zeszyty, vol. 1, no. 21, pp. 41–60, Jan. 2018, Accessed: Feb. 09, 2026. [Online]. Available: https://ezeszyty.wne.tu.koszalin.pl/index.php/zeszyty/article/view/91