TY - GEN A1 - Wira, Jerzy A1 - Ryter-Przybylska, Zofia A1 - Kowalski, Piotr A1 - Urban, Jerzy PB - Zielona Góra: Oficyna Wydawnicza Uniwersytetu Zielonogórskiego N2 - The problem of menace of natural environment in the Valley of Odra River was presented in the paper. The described menaces were divided into two groups: naturegenic - caused by changes in the nature and anthropogenic - connected with human activity. L1 - http://www.zbc.uz.zgora.pl/Content/45251/PDF/44_wira_zagrozenia.pdf L2 - http://www.zbc.uz.zgora.pl/Content/45251 KW - Odra KW - zagrożenia naturogeniczne KW - zagrożenia atropogeniczne T1 - Zagrożenia środowiska przyrodniczego pasma Odry = The menaces of natural environment in the strip of Odra River UR - http://www.zbc.uz.zgora.pl/dlibra/docmetadata?id=45251 ER -