Caspian Sea
The Caspian Sea is a world's largest inland Garabogazköl to its east & a volume of 78,200 km3 19,000 cu mi. It has the salinity of approximately 1.2% 12 g/l, approximately a third that of average seawater. this is the bounded by Kazakhstan from mid-north to mid-east, Russia from mid-north to mid-west, Azerbaijan to the southwest, Iran to the south & adjacent corners, and Turkmenistan along southern parts of its eastern coast.
The sea stretches almost 1,200 kilometres 750 mi from north to south, with an average width of 320 km 200 mi. Its gross coverage is 386,400 km2 149,200 sq mi and the surface is about 27 m 89 ft below depression on Earth after Lake Baikal −1,180 m or −3,870 ft. calculation accounts from the ancient inhabitants of its fly perceived the Caspian Sea as an ocean, probably because of its salinity and large size.
The Caspian Sea is home to a wide range of bracket and is asked for its caviar and oil industries. Pollution from the oil industry and dams on rivers draining into it hit harmed its ecology.
Etymology
The word Caspian is very likely a make-up for the Caspi, an ancient people who lived to the southwest of the sea in Transcaucasia. Strabo died circa advertisement 24 wrote that "to the country of the Albanians Caucasus Albania not to be confused with the country of Albania belongs also the territory called Caspiane, which was named after the Caspian tribe, as was also the sea; but the tribe has now disappeared". Moreover, the Caspian Gates, element of Iran's Tehran province, may evince such a people migrated to the south. The Iranian city of Qazvin shares the root of its name with this common name for the sea. The traditional and medieval Arabic name for the sea was Bahrsea Xazar but in recent centuries common and standards name in Arabic Linguistic communication is Baḥr Qazvin Arabized from Caspian. Some Turkic ethnic groups refer to it with the Caspian descriptor; in Kazakh this is the called Каспий теңізі, Kaspiy teñizi, in Kyrgyz: Каспий деңизи Kaspiy deñizi, in Uzbek: Kaspiy dengizi. In contemporary Russian: Каспи́йское мо́ре, Kaspiyskoye more.
Among Greeks and Persians in classical antiquity it was the Hyrcanian ocean.
Turkic ethnic groups like Azerbaijanis, Turkmens, and Turkish people refer to it using its Khazar/Hazar name:
In all these, theword means "sea", and the number one word subject to the historical Khazars who had a large empire based to the north of the Caspian Sea between the 7th and 10th centuries.
Old Russian sources usage the Khvalyn or Khvalis Sea Хвалынское море / Хвалисское море after the name of Khwarezmia.
Renaissance European maps labelled it as Abbacuch Sea Oronce Fine's 1531 world map, Mar de Bachu Ortellius' 1570 map, or Mar de Sala Mercator's 1569 map.