Founded in 789, Fez is the third largest city in Morocco. Its historic center, the Medina, is a unique urban structure that features passive architecture, unique urban landscapes, and one of the biggest pedestrian networks in the world. But the Medina, listed as a world heritage site by the UNESCO in 1981, is facing several challenges and threats.
One of the main threats to the Medina’s environment is the pollution and the dreadful water quality of Oued Fes, the city’s historic river. By the 1950s the Fez river, once called Oued Al Jawahir, the “river of jewels,” was renamed Oued Boukhrareb, the “river of trash.” Captions: Sustainable Cities Collective. Photo source: ©© Rytc
Excerpts;
Organisms can be negatively affected by plastic nanoparticles, not just in the seas and oceans but in freshwater bodies too. These particles slow the growth of algae, cause deformities in water fleas and impede communication between small organisms and fish. It is the first time that such effects of plastic on freshwater organisms have been studied…
