- Membranes in water and wastewater disinfection– review - Michał Bodzek, Krystyna Konieczny, Mariola Rajca
- Changes in the quality of shallow groundwater in agriculturally used catchment in the Wiśnickie Foothills (Southern Poland) - Anna Bojarczuk, Ewelina Jelonkiewicz, Łukasz Jelonkiewicz, Anna Lenart-Boroń
- Changes in the flow and quality of water in the dam reservoir of the Mała Panew catchment (South Poland) characterized by multidimensional data analysis - Mirosław Wiatkowski, Barbara Wiatkowska
- The use of gas chromatography for determining pharmaceutical residues in clinical, cosmetic, food and environmental samples in the light of the requirements of sustainable development - Joanna Sadkowska, Magda Caban, Mariusz Chmielewski, Piotr Stepnowski, Jolanta Kumirska
- The course of the methane fermentation process of dry ice modified excess sludge - Iwona Ewa Zawieja
- Evaluation of environmental effects of electricity production from disposed railway sleepers - Maria Bałazińska, Jarosław Zuwała
- Feasibility study of biogas project development: technology maturity, feedstock, and utilization pathway - Antonina Kalinichenko, Valerii Havrysh
- Water and sewage sludge co-digestion: characteristic of the process and its possible applications - Justyna Łucja Górka, Małgorzata Cimochowicz-Rybicka
- Influence of sewage sludge conditioning with use of biomass ash on its rheological characteristics - Marta Wójcik, Feliks Stachowicz
- The beneficial role of indigenous arbuscular mycorrhizal fungi in phytoremediation of wetland plants and tolerance to metal stress - Warda Sidhoum, Zohra Fortas
- Chlorinated benzenes and benzene degradation in aerobic pyrite suspension - Hoa Thi Pham, Inoue Chihiro
- Comparative study on the characteristics of coal fly ash and biomass ash geopolymers - Elżbieta Sitarz-Palczak, Jan Kalembkiewicz, Dagmara Galas
