Amga River (Амга in Russian) is a river in Yakutia (Russia). It is the biggest tributary of the Aldan River. The length of the river is 1462 km. The area of its basin is 69,300 sq km. The Amga River freezes up in the first half of October and stays under the ice until May. The Murray River in Australia. ... The Sakha (Yakutia) Republic (Russian: Респу́блика Саха́ (Яку́тия); Yakut: Саха Республиката) is a federal subject of the Russian Federation (a republic). ... A tributary (or affluent or confluent) is a contributory stream, a river that does not reach the sea, but joins another major river (a parent river), to which it contributes its waters, swelling its discharge. ... The Aldan River is the second-longest tributary of the Lena River in eastern Siberia. ... A kilometre (American spelling: kilometer), symbol: km is a unit of length in the metric system equal to 1000 metres (from the Greek words χίλια (khilia) = thousand and μÎÏ„Ïο (metro) = count/measure). ... For the term related to television programmes, see watershed (television). ... Square kilometre (US spelling: Square kilometer), symbol km², is an SI unit of surface area. ... Look up October in Wiktionary, the free dictionary. ... Look up May in Wiktionary, the free dictionary. ...
The purpose of such analysis is to understand the geological/tectonic mechanisms of the formation of such large structures on the planets and the influence of such structures on the other components of the environment, such as atmospheric phenomena on the both planets, either on the river net patterns on the Earth.
The circular outlines of YRS are marked with the large river valleys, located outside: Lena River (lower of Aldan River mouth), Aldan River (lower of AmgaRiver mouth), Indigirka River (between 64 and 67° N latitude), and Selennyakh River (its N to S running segment).
Weather observations at Verkhoyansk on Yana river, near the center of YRS, and at Oymyakon on Indigirka river, near the center of ORS, have determined as early as in 1930s that these areas are the coldest places at the Northern hemisphere of the Earth.
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