Dead Sea on the Israeli side allows production of magnesium metal (by a subsidiary, Dead Sea Magnesium Ltd.). Due to the popularity of the sea's therapeutic and healing properties, several companies have also shown interest in the manufacturing and supplying of Dead Sea salts as raw materials for body and skin care products. Since 1930, when its surface was and its level was below sea level, the Dead Sea has been monitored continuously. In recent decades, the Dead Sea has been rapidly shrinking because of diversion of incoming water from the Jordan River to the north. The southern end is fed by
Matsesta River when the Roman military commander and historian Arrian described the coast of the Black Sea and the river Matsesta in a letter to the emperor Hadrian. Matsesta River The Matsesta (, ) is a river in Krasnodar Krai, Russia, that flows into the Black Sea. The river rises in the southern ranges of the Alek mountains at an elevation of above sea level and flows through the Khostinsky City District of the city of Sochi and into the Black Sea. The river is long, and the highest point in the river's basin is above sea level. The river has numerous