Numer 27/2021 [1] ESTIMATION OF MARINE TRANSPORT PERFORMANCE BASED ON HARMONISED DATASETS Janusz Uriasz, Wojciech Czapliński, Wojciech Gąsowski [17] SMART ESTIMATION OF POLLUTANT EMISSIONS FROM MARINE TRANSPORT Janusz Uriasz, Aleksander Wolak [28] PRESENTATION OF THE SHIP SQUAT EFFECT AS A FUNCTION Piotr Zwolan, Paweł Kacprzak