Forget vandalism and bird droppings -- Greenpeace believes the 52-meter tall Nelson's Column in London needs protection from the city's air pollution. By wearing a gas mask.
![300-situation-room.jpg](http://podcasts.cnn.net/cnnpodcasts/feeds/images/300-situation-room.jpg)
원문출처 : http://edition.cnn.com/2016/04/18/europe/greenpeace-nelson-column/index.html?eref=edition
![300-situation-room.jpg](http://podcasts.cnn.net/cnnpodcasts/feeds/images/300-situation-room.jpg)
원문출처 : http://edition.cnn.com/2016/04/18/europe/greenpeace-nelson-column/index.html?eref=edition