Valjevo, Čačak already exceeded legal air pollution limits for 2021
Čačak in Serbia reached the legal limit of 35 days with excessive PM10 pollution on March 3 while Valjevo passed the mark in the first half of February
Čačak in Serbia reached the legal limit of 35 days with excessive PM10 pollution on March 3 while Valjevo passed the mark in the first half of February