Amurka kogin: taƙaitaccen bayanin manyan magudanai

United States - a kasar da cewa yana da arziki ƙwarai a cikin sabo albarkatun ruwa. Manyan Amurka kõguna da kawo da yawa amfãni a jihar, kamar yadda su ne kusan duk navigable. Mafi shahara jikin ruwa suna dauke da Great Lakes. Yana da aka hada da dama manyan tabkuna, wanda suna da alaka da Straits, kazalika da kananan ruwa na gudana daga qarqashinsu. A mafi muhimmanci da kuma manyan koguna - Missouri, Colorado, Mississippi, Columbia.

USA

Daya daga cikin mafi m kasashe a duniya ne America. Shi ne kuma m, a size da kuma yawan jama'a, jihohi da dama.

A ta yanki na Amurka ne karo na hudu mafi girma a (9630 thous. Km ^2). Yana da iyaka tare da Canada da kuma Mexico.

Saboda babban har na jihar ta ƙasa da aka bambanta. Nan za ka iya saduwa da biyu filayen kwari da tudu jeri. Kowacce jiha na da yanayin siffofin ba nadiri zama kamar Arctic sanyi ko wurare masu zafi zafi. The United States ya kasu kashi 4 lokaci zones.

The yawan mutane, an raba zamantakewa azuzuwan, abin da ya bambanta a ingancin rayuwa, da ilimi, da kuma samun kudin shiga. Saboda manyan sikelin-shige da fice a Amurka ne zuwa gida kusan duka jinsi da kasashe. The hukuma harshe ba soma, amma ya fi kowa ya Ingilishi.

Amurka ne zuwa kashi 4 yankuna, kazalika da jihar da kuma ya kasu cikin abin da ake kira zones - yankunan da samun irin wannan yanayi na rayuwa, ko na addini, hadisai, da sauransu.

Amurka kogin

Game da yanayin da United States of America iya zama mai dogon lokaci zuwa ce, amma ba shi yiwuwa ba a ma maganar da ruwa gudana.

A New York, Susquehanna gudana. Its ruwa ne sosai tsabta, wanda damar yin amfani da shi a matsayin ruwan sha. Duk da haka, ci karafa ne sosai iya kashe shi da guba ruwa ya kwarara, wanda shi ne dalilin da ya sa gwamnatin da aka tasowa wani shiri da gurbatawa ne kadan.

Kusan duk kõguna suna located a Amurka, sau da yawa sosai shi ne shafa da masana'antu. Alal misali, a Bristol Bay waterways kullum, domin shekaru masu yawa, suna fama saboda hakar ma'adinai.

Roanoke River a Virginia, kamar Susquehanna, yana da ruwa mai tsabta. Bugu da kari, akwai wani uranium nawa, samar da wanda zai iya kai ga mummunan sakamako.

A Illinois, Chicago ne watercourse, wanda yana dauke da ƙazantar da najasa. Ya kubutar da wasu Amurka da waɗansu kõguna na laka kamar yadda shi ne kawai tsara don sharar gida.

Salmon da kuma kifi za a iya samu a cikin Ubaye. Shi ne hydroelectric. Har ila yau, a kan shi gina yawa dams cewa zama wani shamaki don kifi hijirarsa. Saboda haka, idan ba gina Tsarki don na cikin ruwa dabbobi, da kifi iya miyagun.

Mississippi - United States of America River

A mafi girma ruwa ya kwarara biyu da Amurka da kuma duniya - Mississippi. An cikakken located a Amurka, amma shi na kama wani kananan pool a Canada. Yana fãra a Nicolette Creek, gudana a cikin Gulf of Mexico.

Mississippi - shi ne mafi tsawo kogin a Amurka. Its tsawon shi ne fiye da 3500 km. Har ila yau, godiya ta zuwa ga yankin a cikin kwari hada da kusan dukan jihohin da ke jihar. Amma, da kogin yana da wani m halin yanzu.

Missouri - mai tributary da Kogin Mississippi

Missouri River shi ne mafi girma rafi na ruwa a Amirka ta Arewa da kuma tributary. Mississippi. Istok aka located a cikin Rocky Mountains cewa cikakken shafi da hankula kwarara. Shi ne ya kamata a lura da cewa Amurka da sauran manyan koguna fãra a wannan wuri. Missouri ta tsawon shi ne 3767 km. Tare da wannan watercourse a cikin XIX karni, natsuwa koma wajen yamma, sa'an nan fadada Amurka iyaka.

A ganiya na ci gaba kewayawa ya faru a cikin 30-ies na XX karni. The yawa dams da kuma da sauran fannin jiki da aka gina a kan shekaru 20, amma a yanzu yana yiwuwa a kalla a dakushe ci gaban da kogin.

Babban waterway na kasar

Columbia shi ne shugaba a cikin "US Major koguna" list. An located in North America da kuma daukan wuri ba kawai ta hanyar da Amurka, amma kuma a fadin Canada. Its tsawon shi ne 2 dubu. Km.

Powered by glacial ruwaye. Saboda da duwatsu yanayin da ya kwarara da kuma manyan girma na ruwa, shi halitta manufa yanayi na hydroelectric iko shuke-shuke. A cikin duka, da ruwa ya kwarara ne 14 hydroelectric iko shuke-shuke.

Kewayawa a cikin River samo asali quite wuya, saboda shi yana da wani yawa na Shoals da kuma sashen kogin. Duk da haka, a cikin karni na ashirin, da gina yawa dams taimaka wajen cika tashar tare da yalwa da ruwa. Wannan factor ya haddasa wata babbar nasara a wannan yanki.

Colorado - Deep River

The United States daukan da kudu maso yamma da Colorado River. Its tsawon shi ne 2.334 kilomita. Yana empties a cikin Gulf of California. Kusan dukan pool na ruwa ya kwarara ne a cikin United States, fiye da 600 da dubu. ^Km2. Colorado ne yadu amfani a cikin aikin noma da kuma ga sauran iyalinsa bukatun. Tun da farko a cikin kogin vodilos game da 50 jinsunan kifaye. Duk da haka, da aikin don canja kwarara jagoranci wani dakushe su yawan jama'a. Shi ne ya kamata a lura da cewa 4 nau'in kusan gaba ɗaya located a kan mataki na nau'i nau'i.

Colorado yana da wani m hali na kwarara, wanda janyo hankalin manyan yawan yawon bude ido. A ranar da bankuna akwai da yawa na kasa Parks da gandun daji inda za ka iya samun mai kyau lokaci da kuma shakatawa.

Rating "The babban kõguna na Amurka", ba shakka, take kaiwa Mississippi. Yanzu saboda mutum aiki worsens da yanayin ruwa ya kwarara, amma gwamnati har yanzu riko da wani yawan musamman abubuwan da suke sannu a hankali wajen inganta muhalli.