![BBC News Front Page show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/075/417/small/bbc-news-front-page.jpg)
Summary: A team of German designers has reinvented the tree to clean up urban air pollution. Using the natural power of moss, they hope to make city air saf .. Read more >> http://ift.tt/2sj7CER
Summary: A team of German designers has reinvented the tree to clean up urban air pollution. Using the natural power of moss, they hope to make city air saf .. Read more >> http://ift.tt/2sj7CER