Nature and Environment'Eating' pollution: City trees for DresdenTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoNature and Environment08/06/2016August 6, 2016A Dresden company is testing so-called "City Trees" which each contain a specially bioengineered moss equivalent to 275 real trees. What's so special about it? Well, the moss "eats" pollution. Find out how it works.https://p.dw.com/p/1JbGKAdvertisement