REUTERS
The parliamentary faction of the Bloc of Petro Poroshenko asked Andriy Sadovyi on June 20 to immediately address the issue or step down, RFE/RL reported.
Problems linked to the city's overloaded dump site have been developing for more than a year.
Read alsoUkrainian MP launches hunger strike over Lviv trash rowFour people died there in May 2016 after being trapped under a huge wave of falling garbage triggered by a fire that lasted for several days.
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The tragedy was followed by protests against Sadovyi in Lviv.
Also on June 20, the acting director of the Lviv regional department for internal and information policies, Olha Berezyuk, started a hunger strike demanding that Sadovyi immediately start removing garbage from the dump site.
