Coastal defence. Precast concrete blocks at a harbour. This type of sea defence is known as rock armour. The piles of concrete dissipate the energy of the waves,reducing coastal erosion. Photographed in Balchik,Bulgaria | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Gustoimages |
Bildgröße: | 3466 px × 5199 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |