ORIGINAL RESEARCH
Ecological Classification of Artificial Reservoirs
in Polish Lowlands According to Water Framework
Directive Requirements
Robert Mazur1, Krzysztof Szoszkiewicz2, Agata Nowak1,
Karol Pietruczuk3, Joanna Chmist2
Pol. J. Environ. Stud. 2017;26(1):205-210
SHORT COMMUNICATION
Effects of Mining Activities
on River Water Quality
Pavel Richter, Emilie Pecharová
Pol. J. Environ. Stud. 2013;22(4):1269-1276
ORIGINAL RESEARCH
Polish Investigations on River Hydromorphology
Piotr Lewandowski
Pol. J. Environ. Stud. 2012;21(4):957-965