Hoover Dam and Lake Mead. The light-coloured bathtub ring around Lake Mead shows how much water level has dropped because of drought. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Universal Images Group / UCG / Marli Miller |
Bildgröße: | 5300 px × 3533 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |