Caspian Sea

Source:  TH

Context: Kazakhstan’s state-owned energy company, KazMunayGas, recently announced the cleanup of significant Soviet-era oil waste along the Caspian Sea, highlighting the environmental challenges faced by this body of water.

About Caspian Sea:

  • Location: The Caspian Sea is situated between Asia and Europe.
  • Neighbouring Nations:
    • Russia
    • Azerbaijan
    • Kazakhstan
    • Turkmenistan
    • Iran
  • Major Rivers:
    • The Caspian Sea receives water primarily from three major rivers:
      • Volga River: Contributes about 80% of inflow.
      • Ural River
      • Terek River
  • Formation:
    • A landlocked remnant of the ancient Paratethys Sea, isolated due to tectonic uplift and sea-level changes.
    • Features oceanic basalt on its seafloor, unlike continental granite.
  • Water Characteristics:
    • Varies from fresh (north) to salty (south).
    • Mean salinity: ~one-third of ocean salinity.

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