Dead Sea 342 parts per thousand (in 2002), and a temperature that swung between and . Underneath a zone of transition, the lowest level of the Dead Sea had waters of a consistent temperature and complete saturation of sodium chloride (NaCl). Since the water near the bottom is saturated, the salt precipitates out of solution onto the sea floor. Beginning in the 1960s, water inflow to the Dead Sea from the Jordan River was reduced as a result of large-scale irrigation and generally low rainfall. By 1975, the upper water layer was saltier than the lower layer. Nevertheless, the upper layer remained
Ladon (river) Ladon (river) The Ladon (Ancient Greek and Katharevousa: , "Ládōn"; Demotic Greek: , "Ládōnas") is a river in the Peloponnese peninsula of Greece. It features in Greek mythology. It is a tributary to the river Alfeios, which empties into the Ionian Sea. It is long. The Ladon rises on the western slope of the Aroania mountain, near the village Kastriá, Kleitoria municipal unit, Achaea. It flows south, receives its left tributary Aroanios, flows along Kleitoria and turns southwest near the Arcadian border. It flows through the artificial Ladon Lake, and turns south again near Dimitra. It flows into the Alfeios