News and Society, Uhlobo
Ukunyuka ngesiquphe amanzi emlanjeni xa kwenzeka
Ubungakanani yamanzi hayi efanayo amachibi kulo nyaka. Ngamanye amaxesha kuthe ukunyuka ngesiquphe amanzi emlanjeni okanye drop yayo ebalulekileyo. Umzekelo, nemithambo umlambo omthebelele ezinezinga ziingcathu kuba ngumthombo enzulu ngexesha snowmelt ngokukhawuleza, xa ijelo lingenako ukuthwala amanzi ukufika ngokukhawuleza kwaye asebhotileni, nezikhukula yezikhukula.
konogumbe
Lwaziwayo zonyaka ephindaphindekayo imilambo konogumbe, ebizwa unogumbe kusisiphumo yenkqubo yendalo snowmelt ngokukhawuleza. Le umphumela ohlala kakhulu. Yenza ukwanda mpela kwabo amanzi omlambo, ngokuqhelekileyo indlela inkanuko kumsele njengesiqhelo waphuphuma i ezingqonge basike lwemihlaba. Ubukhulu becala, zithathwa lo mhlola njengoko emlanjeni ayikwazi ukuba ukunyuka ngesiquphe komgangatho wamanzi, kuba kwimeko enjalo kusoloko enokuxelwa kwangaphambili, kodwa urhulumente yahlukile kule njengesiqhelo. Ngelo xesha onogumbe isabelo sengonyama ngayo ngumthamo opheleleyo bamanzi - ukususela kuma-50 ukuya kuma-80%.
Zonyaka ngezenzeko kuxhomekeke iimpawu umzila, amandla aso indawo apho livela khona. Ngoko ke, lo unogumbe intwasahlobo sizalwa uninzi amadama nezihlambo zazo ikhephu-atyetyisiweyo. A umboniso ocacileyo ezi emifuleni phakathi amahlathi coniferous kwaye mixed amathafa Russian. Bathi esilawulwa ngayo ukutya ikhephu, yaye ukususela kwincopho ice yokunyibilika kwenzeka ekuqaleni kuka-Apreli, uze emva koko kuza umkhukula ngexesha elifanayo. Le ntaba isoloko ayivalele ehlotyeni, kuba ngelo xesha uqalisa esebenzayo ukunyibilika ezihambayo, ebangela ukunyuka ngequbuliso kule amanzi omlambo. izikhukhula Summer waphawula emilanjeni ngamandla mvula Far East imimandla zemvula zemozulu ubusika iimpawu eyomileyo ihlobo lemvula.
Inkqubo yokuphucula amanzi olungalinganiyo: kwiintsuku zokuqala ezimbalwa kancinane kuza, ngoko ibalekisa, ngokufuthi kokuba imitha 0.3-0.6 ngosuku. Ukwanda kwamanzi kwimilambo amancinane kunye naphakathi kunokuba mitha 2-4 yamanzi ezinkulu -. M 20 Ngokuqhelekileyo, nkqu nokuhlala elindelekileyo amanzi kufika nemiphumela emibi kakhulu ezibangelwa ezinkulu-scale izikhukula.
Ngokufutshane, ukunyuka ngesiquphe komgangatho amanzi omlambo obangelwe sisikhukula zendalo, kwaye oko kungenxa lonyaka iimpawu zendalo kummandla apho umfula ugeleza.
Ixesha likaNogumbe
Xa kwamachibi ezincinane inqanaba lamanzi ubuyela yesiqhelo emva kweentsuku 20-30. Ingongoma eliphezulu ngokuvela amanzi phezu kwabo ufikelela ekupheleni kweveki yokuqala. On imilambo imikhumbi ixesha izikhukula enkulu kweenyanga 2-3, kwaye incopho lift obubona bukhulu busisigxina iintsuku 20-30.
Ukunyuka ngesiquphe kwinqanaba amanzi omlambo, kwadala izikhukula
Ngumkhuba komyalelo owahlukileyo kuthathwa ukuba umkhukula, ukuba isiganeko akunakwenzeka ukuba ibone. Akukho mbuzo nayiphi lonyaka okanye qho okanye amaxesha, ngenxa yokuba akunakwenzeka ukuba isiganeko yendalo. Nezikhukhula intlekele yendalo, kwakufunjwa kwindawo elifutshane ukunyuka ngesiquphe amanzi emlanjeni. Izikhukhula kwenzeka ngexesha ezahlukeneyo kulo nyaka. Yena ngokupheleleyo komntu akuxhomekekanga ekuzithandeleni umlambo iinkqubo zobomi kwaye kuxhokonxwa kwiimeko ezingaqhelekanga zemozulu - iimvula ezinkulu, snowmelt, kunye nabanye.
konogumbe
Natural okanye engalindelekanga yenzeka komlambo ukunyuka ngesiquphe komgangatho wamanzi ibanga iziphumo ezibizwa onogumbe. Oku kuzibonakalisa imilambo imilambo, iindawo ukhukhuliseko kwaye kuxhomekeke kuphela kwezikhukula okanye izikhukhula enkulu. Ibangelwa ukwanda izikhukhula emanzini ihlelwa ngeendlela ezahlukeneyo. Apha kangakanani ebalulekileyo kulindeleke okanye kwenzeke ingozi nesenzeko.
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