Concept
Aral Sea
Related concepts (26)
Sturgeon
Automatic taxobox | name = Sturgeon | image = Acipenser oxyrhynchus.jpg | image_caption = Atlantic sturgeon(Acipenser oxyrinchus oxyrinchus) | fossil_range = | taxon = Acipenseridae | authority = Bonaparte, 1831 | subdivision_ranks = Genera | subdivision = *†Protoscaphirhynchus †Engdahlichthys †Anchiacipenser †Priscosturion Acipenser (paraphyletic) Huso Scaphirhynchus Pseudoscaphirhynchus Sturgeon is the common name for the 28 species of fish belonging to the family Acipenseridae.
Orenburg
Orenburg (Оренбу́рг, ɐrjɪnˈburk; Орынбор), formerly known as Chkalov (1938–1957), is the administrative center of Orenburg Oblast, Russia. It lies on the banks of the Ural River and is southeast of Moscow. Orenburg is also very close to the border with Kazakhstan. Several historians have tried to explain the origins of the city's name. It was traditionally accepted that the word "orenburg" means a fortress on the River Or. In all probability, the word combination "orenburg" was proposed by ru, the founder of the city.
Zebra mussel
The zebra mussel (Dreissena polymorpha) is a small freshwater mussel. The species originates from the lakes of southern Russia and Ukraine, but has been accidentally introduced to numerous other areas and has become an invasive species in many countries worldwide. Since the 1980s, the species has invaded the Great Lakes, Hudson River, and Lake Travis. The species was first described in 1769 by German zoologist Peter Simon Pallas in the Ural, Volga, and Dnieper Rivers.
Karakum Desert
The Karakum Desert, also spelled Kara-Kum and Gara-Gum (Garagum, ɡɑɾɑˈɡʊm; Karakumy), is a desert in Central Asia. Its name in Turkic languages means "black sand": "kum" means sand; "kara" is a contraction of garaňky: "dark" or may pre-date that (be a derivation from a likely broader meaning which the word for black bore: gara) in this language family. This refers to the shale-rich sand generally beneath the sand of much of the desert. It occupies about 70 percent, , of Turkmenistan.
Interbasin transfer
Interbasin transfer or transbasin diversion are (often hyphenated) terms used to describe man-made conveyance schemes which move water from one river basin where it is available, to another basin where water is less available or could be utilized better for human development. The purpose of such water resource engineering schemes can be to alleviate water shortages in the receiving basin, to generate electricity, or both.
Water conflict
Water conflict or water war is a term describing a conflict between countries, states, or groups over the rights to access water resources. The United Nations recognizes that water disputes result from opposing interests of water users, public or private. A wide range of water conflicts appear throughout history, though rarely are traditional wars waged over water alone. Instead, water has long been a source of tension and one of the causes for conflicts.