Yintoni echibini, yaye eli chibi kwahluka enye kwenye

On iplanethi yethu, kukho inani elikhulu amachibi. Bayakwazi kwahluka kakhulu enye kwenye kokubini ubukhulu, imvelaphi kunye nakwezinye iimo ezalathayo. Ke yintoni na ke efanayo, yaye oko ichibi kwaphela?

Ukunika inkcazo ngqo le nto ayikho ilula kakhulu. Umzekelo, ukuba kuthi ukuba ngaba ichibi, engqongwe macala onke emhlabeni, ayikho into ilungile. Ekubeni labo wa emlanjeni (okanye zivela kubo), unxweme yaphulwe.

Ukuba niphikisana ukuba lo mthombo wamanzi acocekileyo, kuthekani kuLwandle oluFileyo, enye apho amanzi anetyuwa? Sinokuthi ukuba akukho xhulumaniso kunye neelwandle. Kodwa ke makwazeke bonke elwandle Maracaibo, ibekwe eMzantsi Merika, elidityaniswe kuyo noLwandle lweCaribbean.

Ngoko ke nangona kunjalo ukuba ichibi onjalo? Into sokunene besiya kuba kuthi ukuba umzimba ziyenzeka ngokwendalo yamanzi phezu kwelizwe. Ubukhulu becala ichibi phakathi ineenkalo ezahlukeneyo. Ngamanye amaxesha ezintabeni ningawufumana, amashumi ezincinane elide kuphela embalwa yeemitha, ngoxa chibi likhulu ehlabathini - le lweCaspian - linobude kweekhilomitha engaphezu kwe-1000.

Ichibi ungenamandla emvula, awela yoba yimijelo, yimisinga, ngoko ke bafanele ukuba sele kwi amanqaku aphantsi komhlaba. Kodwa oku akusoloko kunjalo. South American Lake Titicaca imi endaweni ka-3812 iimitha ngaphezu komphakamo wolwandle.

bakhiwe njani ukuba

Ukuze uqonde into ichibi, kubalulekile ukufumana indlela zivela. Kukho amachibi glacial akhiwe zitya ngaphantsi komhlaba, esekwe phantsi koxinzelelo olukhulu ye glacier yamandulo. Ezi vee ngcembe yazaliswa ngamanzi anyibilike glacial. Amaninzi, bebekwe kumaqela amakhulu, kuba yayimfutshane ngesithomo kunye nobunzulu. Abaninzi kubo Finland, Canada kunye eSiberia.

amachibi Intaba ibekwe nezitya yasezintabeni. Maxa wambi kuyenzeka ukuba kukho ichibi phambi - edwaleni iwela yi ingxolo ndongeni amanzi oluhlala kufuphi nedama yenzekile. zisoloko siphila ixesha elifutshane, yaye amanzi ibulale ngokukhawuleza isithintelo, kodwa kukho ukuxolelwa. Umzekelo i Sarez Ichibi kwi Pamir.

Amachibi eqalisiweyo kwiimpazamo noqweqwe, laphela, emxinwa, zinzulu kakhulu. Abaninzi kubo Afrika, eTanganyika, Nyasa kunye nabanye. Ngoko ke chibi zinzulu izimvu ehlabathini.

Amadama of imvelaphi ziitectonic plates kwaye unokuba kubunzulu encinane, umzekelo Chmielewski amachibi, apho ibekwe kwinxalenye esempuma Ridge Achishkho. Ezine ichibi yamanzi ezaliswe ngamanzi acocekileyo akabaleki kuzo nawuphi na umsinga kwaye akalandeli kakhulu.

amachibi entabeni, ezele ngamanzi glacial, kukho idlamkile kuphela. Kodwa ke kuLwandle oluFileyo, ibekwe kwintlambo, ezinetyuwa kangangokuba akukho ubomi.

Ezinye namachibi amanzi ngenxa yobukho izixa ezikhulu ubumdaka kumafa yayo, ityuwa nje kuphela, kodwa lisibekele, leyo ulunika ngombala owahlukileyo. Kodwa ke uninzi amanzi, ingakumbi wayemfutshane ngesithomo, zibe namanzi acocekileyo kwaye acocekileyo. Umzekelo, kwingingqi iLeningrad yi Lake Akanalo, egqalwa enye awona in Russian. Isizathu soku kukuba inani elikhulu imithombo kwaye nesitshixo ngokuqhubekekayo ihlaziywa kunye namanzi ahlaziyayo.

Amanye amachibi etshintsha rhoqo ubungakanani babo, kunye neemephu ezikunxweme sabo emiselwe phantsi kwemiqathango. Amaninzi, kuxhomekeke imvula onyaka. Umzekelo, Lake Chad kwilizwekazi le-Afrika izihlandlo eziliqela zinokutshintsha ebudeni bonyaka.