Green activists Kim Yona and Lee Dong-I melt down old plastic bottle caps that thousands of volunteers known as "sparrows" have collected in a bid to fight a tide of plastic the novel coronavirus has helped unleash.
Rosanna Philpott reports.
Green activists Kim Yona and Lee Dong-I melt down old plastic bottle caps that thousands of volunteers known as "sparrows" have collected in a bid to fight a tide of plastic the novel coronavirus has helped unleash.
Rosanna Philpott reports.