Kopro_EE_Kenia_Biogas01To play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video 12.02.200912. Februar 2009deutsch: Kopro_EE_Kenia_Biogas01 - Produziert: 12.02.2009 - 10:58:36 vonhttps://p.dw.com/p/GsY7Anzeige