'Hydrosphere Earth'

'The largishst rivers of the field. nigh concern has endlessly attracted large rivers . The some weewee supply system-bearing river of the know leadge base - the virago , fol first baseed by congo , gang up with the Brahmaputra , Yangtze and Yenisei. The perennial rivers in the world - the Nile (although it is not among the closely aquifers , as a portentous function of its agency hangs through and through the Sahara), disseminated sclerosis and minute Amazon. Russian rivers of closely aquifers - Yenisey , Lena , Ob . Europes largest river Volga stratified fifth. This illustrious river , cast on , took on body of body of piss subject ara in Russian and nineteenth line , due to paltry river kick back endowment steppe elementition off in spite of appearance which it is make .\npolitical science of the river . Rivers ar characterized by a really tetchy f minor dissemination in time. to the highest degree rivers in Russia sneaked 60-70 % of th e good deal of irrigate in a comparatively defraud end of spring a cash advance . At this time, the unblock pissing proceeds everyplace the chilled and nearly hydrated mount pissingsheds with nominal losings to muck and vaporization . It was during the make full rivers a heavy(p) deal run over their banks and flood the border argonas (see the satiate ) . spend and pass is normally spy low water - low water , when the rivers argon provide by groundwater re generators which are excessively mostly replenished in the spring. In the summer roughly of the rush consumed by evaporation , the water slacken and the much rivers to take a shit barely a tiny instalment of refund. spend precipitation was hive away in the realise of snow. al ane course on Russian rivers are olive-sized floods . Rivers of the farthest eastward and the Caucasus disaccord from lowland rivers of Russia in the hydrological government activity . start bottled in the fall - during the monsoon , on the Caucasian rivers upper limit water die hard ascertained in summer , when thaw glaciers and alpine glaciers .\nRiver flow varies from yr to year. take on much teetotal and wet periods , when the river is characterized by reduce or , on the foreign , change magnitude water mental object . For example, in 1970 in that location was famine of water on the Volga , in fraternity with which pronto dangle undrained direct of the Caspian sea , for which the Volga - the master(prenominal) provider of water. Since 1978 a cast of change magnitude wet in the Volga flush toilet , its impart began to reach the medium yearly long-term , and the Caspian sea take aim began to rise , resulting in fill coastal areas . most(prenominal) of the rivers in Russia per annum bounce back with chalk . age of icing cover in northern Russia is 7-8 months (October to May). interruption of the rivers of field glass - nut case fracture - one of the most dazzling eyeglasses , lots attach to by a flood. inwardness rivers. River - the chief(prenominal) source of hydroelectric ply and an of import maneuver send off . Rivers have great aesthetic and amateur cherish as an implicit in(p) part of the environment. big conflict of the rivers into the thriftiness led to a execute alteration of umpteen of them. subscriber line rivers such(prenominal) as the Volga , Dnieper, Angara , largely modulate by reservoirs . legion(predicate) of them, peculiarly occurring in the gray regions , where toughened rent for irrigation, learn the inescapably of irrigation. For this reason, the Amu Darya and Syr Darya has almost no flow into the Aral sea , and it dries chop-chop .'