Namuhla sizokhuluma ngohlobo lolwandle olunezici ezithile ezihlukile futhi oluthathwa njengamanzi amaningi. Imayelana ne- ISouth China Sea. Luhlobo lolwandle oluseceleni olusePacific Ocean futhi igama livela ekubeni seningizimu yeChina. Indawo okulo lolu lwandle icishe ibe yizigidi ezingama-3.6 skwele amakhilomitha. Itholakala eningizimu yezwekazi laseChina.
Kulesi sihloko sizokutshela ngazo zonke izici, ukwakheka nokubaluleka koLwandle lwaseNingizimu China.
Izici eziyinhloko
Iwuhlobo lolwandle olunqamula iPhilippines, Taiwan, Malaysia, Singapore, Indonesia, Thailand, Brunei, Cambodia kanye neVietnam. Enyakatho-mpumalanga kuneTaiwan Strait, empumalanga kuneNhlonhlo yaseMalay, kanti eningizimu kuneBorneo. Ibhekwa njengengxenye enkulu yamanzi futhi inesitsha esimaphakathi esinesimo se-elliptical futhi iqukethe iziqhingi ezincane ezingaphezu kuka-250, amabhange, izixhobo, ama-atoll kanye nama-cays. Kunamaqembu amaningana eziqhingi ezinkulu lapho kwenziwa khona eziningi zazo nezokuvakasha. Imifula eminingi igelezela kulolu lwandle, njengeMekong, iPearl River, iMin, iJiulong, iRajang, iPajang, iRed, uMfula iPampanga, kanye nePasig. Ngaphezu kwalokho, i- umfula iMekong Ingenye yemithombo ebaluleke kakhulu ezondla lolu lwandle olukhulukazi.
ISouth China Sea ayijulile kangako. Ngokungafani nolunye ulwandle oluthi, nakuba lincane, lujulile, lolu lwandle lunokujula okulingene cishe kwamamitha ayi-1.212. Ithafa elixwayisa lowo ongaphansi kwamanzi nokuthi inamamitha ayi-4.300 ukujula. Ukushintshisana kwamanzi nolwandle kwenzeka kakhulu endaweni eyaziwa ngokuthi iLuzon Strait. Le ndawo ixhuma lolu lwandle nolwandle lwasePhilippine ukwenza ingxenye yempumalanga yePacific. I I-Peninsula yaseMalay Kuphinde kube yiphuzu elibalulekile ngenxa yethonya layo emisinga yasolwandle yesifunda.
Amazinga okushisa oLwandle lwaseNingizimu China
Uma sihlaziya ingaphezulu nezindawo eziseduze kwabo siyabona ukuthi amanzi ngokuvamile afudumele. Ithempelesha ngokwesilinganiso azungeze ama-degree angama-29 phakathi nezinyanga zasehlobo. Kuyiqiniso ukuthi ngezikhathi zasebusika amazinga okushisa ayahlukahluka, kepha lokhu akwenzeka ngamazinga ambalwa. Isabhekwa njengenye yezilwandle ezifudumele kakhulu. Izinga lokushisa ezinyangeni zasebusika lehlela kuma-degree angama-21, kepha lihlala licishe lingaguquguquki ngamanani ama-27 degrees kwezinye izindawo. Ingxenye esenyakatho ibanda kakhulu.
Ama-monsoon anethonya elikhulu kulolu lwandle. Futhi lezi zimvula ziyizo ezilawula imisinga yolwandle nemimoya evunguza kule ndawo. Kujwayeleke kakhulu ukuthi kube nezishingishane eziningana ngesikhathi sasehlobo, njengoba kuye kwenzeka esikhathini esidlule, ngakho-ke kubalulekile ukwaziswa izishingishane kulesi sifunda. Kubhekwa njengenye ye izilwandle ezisezingeni eliphakeme kunawo wonke emhlabeni futhi inkulu kunazo zonke entshonalanga yePacific Ocean.
Ukwakheka nemvelaphi
Njengengxenye yoLwandlekazi iPacific, iSouth China Sea yakhiwa ivela kulolwandle olukhulu futhi yakhiqizwa eminyakeni engaphezu kwezigidi ezingama-750 edlule. Emuva ngaleso sikhathi, kwakukhona izwekazi elihle elalaziwa ngegama likaRodinia. Kumele kukhunjulwe ukuthi lolu lwandle cishe luneminyaka eyizigidi ezingama-45 ubudala, yize lwalwakhiwe phambilini. Kuqhamuke njengomphumela wemicimbi eyahlukahlukene yamathoni ngemuva kokuthi indawo ihambele kude nezwekazi laseChina.
Kukhona ososayensi abathile ababheka ukuthi ukunyakaza kwe- amapuleti ama-tectonic ukuthi yikuphi ukukhululeka okwenziwe yilolu lwandle okwaqala eminyakeni eyizigidi ezingama-55 edlule. Lokhu kunyakaza kwaqina lapho i-Indian tectonic plate kanye ne-Eurasian tectonic plate kushayisana. Lapho ufunda ukwakheka kwalolu lwandle, lungahlotshaniswa nezinye izilwandle emhlabeni, ngoba umongo walo wokwakheka komhlaba uyathakazelisa. Ukuhlolwa kwe- izilwandle zomhlaba isisiza ukuthi siqonde kangcono ukuhambisana kwayo.
Umcengezi owadala lolu lwandle noma lusemncane wawuphakathi nesikhathi seMiocene. Le bheseni lalinwetshwa laze lafinyelela ekwandisweni kwephansi lolwandle ukuze kwakheke uqweqwe olusha ngemuva kokuqhekeka koqweqwe lwamazwekazi iRodinia enkulu. Kuthathe cishe iminyaka eyizigidi ezingama-30 ukwakha. Ulwandle lwacwila kancane ngesikhathi se- i-ice Age lokho kwenzeka ngesikhathi sika I-Pleistocene.
Izinhlobonhlobo zezinto eziphilayo zoLwandle lwaseNingizimu China
Lolu lwandle lunothe kakhulu empilweni yasolwandle. Kunezinhlobo eziningi zezinhlanzi eziyingxenye ebalulekile yokudla kwawo wonke lamadolobha aseduze nolwandle. Phakathi kwezilwane zasolwandle zoLwandle lwaseNingizimu China sithola i-tuna, ama-sardine, i-herring, i-mackerel ne-croaker. Noma kunjalo, abantu babangela umsebenzi wokudoba ngokweqile kulezi zindawo futhi kukhona ezinye izinhlobo ezisendleleni yokuqedwa ngokuphelele. Kunezinhlobo ezithile ezisengozini yokuqothulwa ezingezona izinhlobo zezinhlanzi ezidliwayo kuphela. Sithole kanye nolofudu lwasolwandle oluhlaza kanye nolofudu iHawksbill. Lezi zimfudu ezimbili zaziziningi kakhulu esikhathini esedlule, yize namuhla isibalo sazo siphansi. Basengabonakala kwezinye izindawo kepha ziqonde ngqo.
Izinhlobo eziningi zoshaka zenza la manzi abe yikhaya lawo. Ezinye zazo ziyizilwane ezidla ezinye ezinjengoshaka omhlophe omkhulu, ushaka obizwa ngokuthi i-basking shark kanye ne-stingray shark. Ngasogwini, ikakhulukazi lezo eziseningizimu yalolu lwandle, zingabonwa ezindaweni eziningi zamakhorali. Kwezinye izindawo, kunotshani basolwandle neziqhingi eziningi ezingaba indawo ekahle yokuhlala kwezinye izinhlobo zezinyoni, njenge-brown gannet, yellow-billed tern, ne-white tern. Ngaphezu kwalokho, izinhlobonhlobo zezinto eziphilayo zale ndawo zigqugquzelwa izinsiza ezitholakala olwandle, ezitholakala ngobuningi ezindaweni ezifana neSouth China Sea.
Enye yezinzuzo lolu lwandle olunikezayo nesinye sezizathu eziyisisekelo zokunotha kokuhlukahluka kwezinto eziphilayo ukuthi uLwandle lwaseNingizimu China lokho icebe kakhulu ngemithombo yemvelo. Inemithombo yegesi yemvelo engaba umthombo omkhulu we-hydrocarbon endaweni yonke. Lokhu kwenza lolu lwandle lubaluleke kakhulu kwezomnotho. Amaqembu eziqhingi ambalwa kuphela esiwashilo ngenhla anondala ngempela kawoyela negesi yemvelo. Ngokuvamile kucatshangwa ukuthi indawo engaphansi kolwandle inezinqolobane ezinkulu. Amanzi ayindlela ebalulekile yasolwandle osekuyiminyaka eminingi ihanjwa, futhi ibalulekile emnothweni wamazwe ahlukahlukene, ayingxenye yezwe. Amazwe asePacific Ocean.
Lolu lwandle lusongelwa yizinto eziningi. Phakathi kwabo sithola ukudoba ngokweqile nezinye izingosi zokubanjwa ezingadalwanga ezibanga ukonakala kwezinhlobonhlobo zezinhlanzi. Kanjalo izindawo eziningi zofudu zokwakha izidleke zithinteka ekulahlekelweni yindawo yokuhlala kanye nokudoba ngokweqile. Ukungcola kungenye yezinkinga ezinkulu ezithinta ukuhlukahluka kwemvelo.
Ngiyethemba ukuthi ngalolu lwazi ungafunda kabanzi ngeSouth China Sea.