enhanced greenhouse effect ![click to hear : enhanced greenhouse effect](/images/speaker-vert.gif)
anthropogener Treibhauseffekt ![click to hear : anthropogener Treibhauseffekt](/images/speaker.jpg)
air conditioning system ![click to hear : air conditioning system](/images/speaker-vert.gif)
Klimaanlage ![click to hear : Klimaanlage](/images/speaker.jpg)
intensive husbandry ![click to hear : intensive husbandry](/images/speaker-vert.gif)
intensive Kultur ![click to hear : intensive Kultur](/images/speaker.jpg)
intensive farming ![click to hear : intensive farming](/images/speaker-vert.gif)
intensive Landwirtschaft ![click to hear : intensive Landwirtschaft](/images/speaker.jpg)
global warming ![click to hear : global warming](/images/speaker-vert.gif)
globale Erwärmung ![click to hear : globale Erwärmung](/images/speaker.jpg)
greenhouse gas concentration ![click to hear : greenhouse gas concentration](/images/speaker-vert.gif)
Treibhausgaskonzentration ![click to hear : Treibhausgaskonzentration](/images/speaker.jpg)
fossil fuel ![click to hear : fossil fuel](/images/speaker-vert.gif)
fossiler Brennstoff ![click to hear : fossiler Brennstoff](/images/speaker.jpg)