Nature and EnvironmentWhat is the greenhouse effect?10/16/2013October 16, 2013 Copy linkDeutschland Sommer Thermometer HitzeImage: picture-alliance/APAdvertisementIdeasforacoolerworld # Infofilm # Was ist der Treibhauseffekt? # Langfassung # 05.11.201202:03This browser does not support the video element.
