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The Caspian Sea is the world's largest inland body of water, described as the world's largest lake and usually referred to as a full-fledged sea. [2] [3] [4] An endorheic basin, it lies between Europe and Asia: east of the Caucasus, west of the broad steppe of Central Asia, south of the fertile plains of Southern Russia in Eastern Europe, and north of the mountainous Iranian Plateau.
The Framework Convention, also called Tehran Convention, entered into force on 12 August 2006. [2] The objective of this convention is “the protection of the Caspian environment from all sources of pollution including the protection, preservation, restoration and sustainable and rational use of the biological resources of the Caspian Sea”. [3]
The Caspian Sea is the world's largest lake and contains brackish water with a salinity about one-third that of normal seawater. The Caspian is famous for its peculiar animal fauna, including one of the few non-marine seals (the Caspian seal ) and the great sturgeons , a major source of caviar .
The Caspian's water levels, which have fluctuated sharply during the last century, have been falling since the mid 1990s, scientific studies have found. ... discussed with Russian President ...
Severe risk of making the main source drinkable water for Owerri non-potable. [7] Modjo River: Central Ethiopia: One of the two most polluted rivers in Ethiopia. [8] [9] Toxic industrial chemicals [8] [9] Nairobi River Kenya: The rivers are mostly narrow and highly polluted, [10] though recent efforts to clean the rivers have improved water ...
Gulf of Gorgan in 2016. The Gulf of Gorgan (Persian: خلیج گرگان), also known as Gorgan Bay, is the largest gulf in the Caspian Sea. [2] It is located at the south-eastern shore of the Caspian Sea near the cities of Behshahr, Gorgan and Sari in Iran and is separated from the main water body by the Miankaleh peninsula and extends until the Ashuradeh peninsula.
Reclaimed water can be reused for irrigation, industrial uses, replenishing natural water courses, water bodies, aquifers, and other potable and non-potable uses. These applications, however, focus usually on the water aspect, not on the nutrients and organic matter reuse aspect, which is the focus of "reuse of excreta".
Ballast water taken up at sea and released in port is a major source of unwanted exotic marine life. The invasive freshwater zebra mussels, native to the Black, Caspian, and Azov seas, were probably transported to the Great Lakes via ballast water from a transoceanic vessel. [ 21 ]