Carbon footprints,conceptual image. Passenger jet emitting sooty footprints,representing an increase in each passenger's carbon footprint. A person's carbon footprint is the amount of greenhouse gases that they contribute to the atmosphere | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / De Schwanberg, Victor |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |