241111 Seegras CO2 Klima Umwelt Meer - MP3-StereoTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoKaltirimtzis, Aristotelis23/11/201123 Νοεμβρίου 2011https://p.dw.com/p/13FmGΔιαφήμιση