NOA (National Observatory of Athens) is the Hellenic National Tsunami Warning Centre (NTWC) acting as...
NOA
NOA (National Observatory of Athens) is the Hellenic National Tsunami Warning Centre (NTWC) acting as...
| Location | 50°27′N 30°30′E1 |
| Area | 603,500 km2 3 |
| Coastline | 2,782 km* |
| Climate | |
| Terrain | |
| Population | 45,530,000 (2012)3 |
| Official Languages | Ukrainian1 |
| Natural Hazards | Flood2 |