Pod2204World Earth DayTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoHessler04/22/2008April 22, 2008englisch: Pod2204World Earth Day - Produziert: 22.04.2008 - 16:33:40 von Hesslerhttps://p.dw.com/p/DmoBAdvertisement