phosphate (1) oxydation (1) nutriment (1) nitrate (1) affluent (1) débit (1) Mer noire (1) Oxidation (1) Rich people (1) Origin (1) Year (1) Winter (1) Water (1) Summer (1) Straits (1) Portages (1) Particles (1) Oxidation (1) Hand (1) Exchange (1) Brackish waters (1) Black Sea (1) Black (1) Autumn (1) Aegean Sea (1) Properties (1) Particles (1) Origin (1) main (1) jatte (1)