Lake Ontario thiab nws cov ecosystem

Cov txheej txheem:

Lake Ontario thiab nws cov ecosystem
Lake Ontario thiab nws cov ecosystem
Anonim

Lake Ontario tsis yog ib qho ntawm Asmeskas cov kev nyiam tshaj plaws. Ntawm lwm yam, nws kuj yog ib qho tseem ceeb ntawm kev lag luam, kev xa khoom thiab chaw mus ncig. Hauv kev txhais lus los ntawm cov lus Indian, nws lub npe txhais tau tias "lub pas dej loj". Qhov no tsis yog qhov xav tsis thoob, txij li nws tau ua lub luag haujlwm tseem ceeb hauv lub neej ntawm pawg neeg hauv zos. Lub pas dej muaj qhov tseem ceeb zoo ib yam rau cov neeg niaj hnub nyob hauv Canada thiab Tebchaws Meskas nyob hauv ntug hiav txwv.

Lake Ontario nyob qhov twg
Lake Ontario nyob qhov twg

Qhov chaw

Thaum tham txog qhov chaw Lake Ontario nyob, thawj qhov uas yuav tsum tau hais yog qhov tseeb tias nws yog ib qho ntawm cov ntsiab lus ntawm Great Lakes system. Lawv pw sab xis ntawm ciam teb ntawm Asmeskas thiab Canada. Ntawm qhov tod tes, lub kaw lus tsuas txwv rau Asmeskas lub nroog New York, thiab ntawm qhov tod tes, mus rau Canadian xeev ntawm tib lub npe. Muaj ntau lub nroog nyob ib puag ncig, muab sijhawm rau ntau yam kev lom zem thiab kev ua si sab nraum zoov ntawm ntug dej. Lake Ontario ntawm Great Lakes daim ntawv qhia yog qhov qis tshaj plaws thiab nyob ntawm qhov siab ntawm li 75 meters saum toj no hiav txwv theem.

Sizes

Raws li tau sau tseg saum toj no, lub pas dej nyob ib txhij ntawm ob lub xeev. Nws yog qhov tsawg tshaj plaws hauv qhov system. Qhov ntsuas qhov ntev thiab qhov dav yog 311 thiab 85 km, feem. Lub cheeb tsam ntawm lub reservoir yog hais txog 18.96 txhiab square kilometers. Qhov nruab nrab qhov tob ntawm Lake Ontario yog kwv yees li 86 meters, thiab qhov loj tshaj plaws yog kaw nyob ib ncig ntawm 244 meters. Nws yuav tsum raug sau tseg tias raws li qhov ntsuas no hauv qhov system nws tsuas yog thib ob rau Upper Lake. Raws li qhov loj ntawm ntug dej hiav txwv, nws qhov ntev yog 1146 km. Ontario yog 14th loj tshaj plaws hauv ntiaj teb.

Qhov tob ntawm Lake Ontario
Qhov tob ntawm Lake Ontario

Nyob zoo ib tsoom phooj ywg sawv daws Kwv txhiaj tawm tshiab

Lub ntsiab qhov txawv ntawm lub reservoir yog tias nws muaj qhov sib piv loj tshaj plaws ntawm thaj tsam ntawm thaj chaw dej thiab qhov chaw. Feem ntau ntawm cov dej (kwv yees li 80 feem pua) nkag mus hauv Ontario los ntawm Niagara River thiab Lake Erie. Kwv yees li ntawm 14 feem pua ntawm tag nrho cov ntim uas twb muaj lawm yog tsim los ntawm tributaries (qhov loj tshaj ntawm lawv suav hais tias yog Humber, Don, Genesee, Cataracuy thiab Trent), thiab tus so yog nag lossis daus. Yuav luag tag nrho cov dej ntawm Lake Ontario (ze li 93 feem pua) ntws mus rau hauv St. Lawrence River. Raws li qhov seem xya feem pua ntawm cov dej, nws evaporates.

Keeb Kwm

Raws li cov kws tshawb fawb, Lake Ontario tau tsim los ntawm kev ua ntawm cov dej khov nab kuab uas tau muab tshem tawm ntawm cov pob zeb. Tom qab ntawd, nws tsiv mus rau lub hav ntawm tus dej St. Lawrence niaj hnub, qhov chaw uas nws yaj. Lub hauv paus ntawm lub sijhawm ntawd yog qis dua dej hiav txwv, yog li lub reservoir, txawm tias tsis ntev, tab sis tseemyog ib lub hiav txwv bays. Tom qab cov dej khov tag lawm, av maj mam nce mus rau qhov siab txog li ob txhiab meters. Nws yuav tsum tau muab sau tseg tias cov txheej txheem no tseem tab tom ua. Qhov siab nce los ntawm qhov nruab nrab ntawm peb caug centimeters ib puas xyoo.

Lake Ontario
Lake Ontario

Nyob ntawm ntug dej hiav txwv Canadian, nyob rau sab hnub poob, muaj lub nroog loj heev. Nws lub nroog loj yog Toronto, Ontario thiab Hamilton. Nyob rau hauv lub ntiaj teb no, nws tseem hu ua "Golden Horseshoe". Nws yuav tsum raug sau tseg tias kwv yees li ib ntawm plaub tus neeg Canadians nyob hauv thaj chaw ntug dej hiav txwv ntawm lub pas dej. Raws li rau sab Asmeskas, kev nyob deb nroog thiab cov chaw nres nkoj me me yeej nyob ntawm no. Qhov tshwj xeeb ntawm no yog lub nroog Rochester. Xyoo 2004, kev pabcuam ferry pib ntawm nws thiab Toronto.

Yaj

Ib qho nthuav tshwj xeeb uas ua rau Lake Ontario yog qhov paj ntawm cov txiv hmab txiv ntoo ntawm nws sab qab teb ntug dej hiav txwv ib txwm ncua mus txog thaum muaj kev phom sij ntawm lub caij nplooj ntoo hlav dhau los. Qhov no yog vim huab cua. Qhov tshwj xeeb no tau ua rau thaj av ntawd yog ib qho tseem ceeb hauv Tebchaws Meskas, qhov twg pears, txiv apples, txiv duaj thiab plums loj hlob hauv cov ntim loj. Raws li rau thaj chaw Canadian, horticulture yog dominated los ntawm vineyards, uas yog khaws cia rau ntxiv zus tau tej cov cawv.

Lake Ontario ntawm daim ntawv qhia
Lake Ontario ntawm daim ntawv qhia

Lub ecosystem thiab lub hom phiaj ntawm nws txoj kev saib xyuas

Lub ecosystem ntawm lub pas dej yuav tsum tau ua tib zoo saib xyuasnws tus kheej thiab xav tau ntau yam kev ntsuas los khaws thiab kho nws. Ua ntej ntawm tag nrho cov, qhov no yog vim muaj kev txhawb nqa ntawm biological subsystems uas rov tsim nws tus kheej. Tam sim no, cov dej uas ua rau Lake Ontario muaj ntau cov pa phem, uas cuam tshuam tsis zoo rau cov ntses, tab sis kuj yog cov kab mob yooj yim tshaj plaws. Tsis tas li ntawd, nws tuaj yeem ua mob rau tib neeg thiab tsiaj txhu nyob hauv thaj tsam ntawm nws cov ntug dej hiav txwv. Hauv qhov no, tam sim no muaj ntau lub koom haum hauv tebchaws Canada uas ua haujlwm nyob rau hauv kev txhawb nqa ntawm tsoomfwv lub tebchaws thiab tau tsim los khaws cia hauv zos ecosystem, uas suav tias yog qhov tshwj xeeb. Qhov tseeb yog ib co tsiaj, nroj tsuag thiab noog uas nyob ntawm no tsis pom nyob qhov twg lawm.

Pom zoo: