More than 100,000 campaign banners are expected to be discarded after Korea's June 3 local elections, but regional governments are struggling to recycle them because of the intensive preprocessing required and the difficulty of predicting volumes.

More than 100,000 campaign banners are expected to be discarded after Korea's June 3 local elections, but regional governments are struggling to recycle them because of the…

Each election produces a substantial amount of waste, as campaign banners, paper leaflets and promotional materials are typically discarded once the voting is o