TY - CPAPER AU - Mariusz Rzetala TI - THE ECOLOGICAL STATUS OF WATER BODIES IN THE OSTRAVA URBAN AND INDUSTRIAL REGION AND THEIR POTENTIAL NEW USE IN TOURISM AND RECREATION T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, WATER RESOURCES. FOREST, MARINE AND OCEAN ECOSYSTEMS PY - 2015 DO - 10.5593/sgem2015/b31/s12.078 PB - Stef92 Technology ER -