Impact of human activity on the water quality of lake Mullinjëza, Belsh, Albania Enkelejda Kucaj, Anira Gjoni, Marilda Osmani, Gazmir Çela, Azem Bardhi, Zhaklina Baxhija and Besim Kucaj E3S Web Conf., 436 (2023) 10006 Published online: 11 October 2023 DOI: 10.1051/e3sconf/202343610006