Oceanic water
Earth science
Oceans are a huge source of chemical and mineral resources. Oceanic waters are in continuous motion, which is associated with various factors: the rotation of the Earth and the Moon, atmospheric circulation, earthquakes and eruptions of underwater volcanoes, etc. Due to this, the hydrological characteristics of the ocean water is equalized. Ocean waters have salinity to 35 g / l. One of the most serious problems of the ecology of the World Ocean, along with the spills of oil and chemical pesticides, is the problem of garbage waste.