Indian osimiri

The atọ kasị ibu n'ụwa na-ewere na Indian Ocean. Obosara ya (n'etiti South Australia na South Africa), banyere iri puku kilomita. The ebe nke Indian Ocean - 73.556.000 square kilomita (tinyere Persian Gulf na Oké Osimiri Uhie).

Islands na mmiri dịtụ obere. The kasị ibu na-: Sri Lanka, Madagascar, Socotra. E nwere ọbụna mgbawa ugwu agwaetiti dị ka Prince Edward, Mascarene, Crozet na ndị ọzọ. On mgbawa ugwu cones na okpomọkụ latitudes na-emi odude na coral agwaetiti nke Chagos, Laccadives, Maldives, Cocos, na ndị ọzọ.

The Indian Ocean bụ ọgaranya mineral. Ya mere, na shelves chọpụtara gas na mmanụ ego (karịsịa ndị Persian Gulf), monazite ájá (na ala gbara osimiri okirikiri ebe n'ebe ndịda ọdịda anyanwụ-nke India), na ego na nke oké nkume - gold, phosphates, tin ore. The esemokwu zones hụrụ ore chromium, manganese, ígwè, ọla kọpa, na otú pụta. Concretions nnukwu ego dị n'ọtụtụ efere.

Indian Ocean, emi odude kpamkpam ke n'ebe ọwụwa anyanwụ Ụwa. Na West, Africa bụ n'ebe ugwu - Eurasia nọ n'ebe ọwụwa anyanwụ - Australia na Sunda Islands, na South - Antarctica. N'ebe ndịda ọdịda anyanwụ-Indian Ocean, obosara-ezuru asian na Atlantic, n'ebe ndịda-n'ebe ọwụwa anyanwụ - na Pacific.

ala ọdịdị ala bụ mgbagwoju iche iche. Na na ala nke na Indian Ocean iche n'etiti uplifts usoro nke ufọt ufọt osimiri ridges. Ha dị iche na n'ebe ndịda-n'ebe ọwụwa anyanwụ na n'ebe ugwu-n'ebe ọdịda anyanwụ. Àmà dị iche na ọnụnọ nke transverse mmejọ na rifts, seismicity, volcanism mmiri n'okpuru osimiri. A ọnụ ọgụgụ buru ibu nke miri-mmiri efere dị n'agbata ridges. Adịghị adị ọ dị iche iche nnukwu obosara, ma ya size bụ ịrịba na Asian coasts.

A bukwanu nke Indian Ocean idu ke subequatorial, Equatorial na okpomọkụ zones. Ebe ndịda ya òkè dị na elu latitudes na sub-Antarctic. The isi mma nke ihu igwe na miri-ewere monsoons - n'oge a kara ifufe. Na nke a, na Indian Ocean bụ naanị abụọ a kara aka - a jụụ, na-ekpo ọkụ anwụ na-acha na urukpuru winters, na-ekpo ọkụ, ezo na oké okpomọkụ. Site 10º S. w. n'ebe ndịda na-adịkwaghị ndịda ọwụwa anyanwụ ahia ifufe. N'ihi na ọnọdụ latitudes ya e ji a otu ebe na ifufe dị ike si n'ebe ọdịda anyanwụ. The Equatorial belt e ji a ịrịba ego nke ọdịda - banyere puku atọ millimeters kwa afọ. Na Persian Gulf na Oké Osimiri Uhie na ụsọ oké osimiri nke Arabia, on Kama nke ahụ, ihe dị nnọọ nta ọdịda.

The osimiri nke Indian Ocean n'ebe ugwu na-emetụta mgbanwe nke mmiri udu, tie usoro aga na a kara aka. N'ihi ya kpụrụ azọpụta mmiri udu (site n'ebe ọdịda anyanwụ ruo n'ebe ọwụwa anyanwụ) na oyi (na agbara). N'ihi na n'ebe ndịda nke ndị e ji mara South Equatorial ugbu a na West Wind nwayọọ.

The nkezi mmiri n'elu okpomọkụ bụ banyere iri na asa degrees. Nke a dịtụ ala jụrụ ọnụego jikọtara ikpughe Antarctic mmiri. Na n'ebe ugwu nke oké osimiri tọọ elu nnọọ nke ọma. Ebe ọ bụ na e nweghị inflow nke oyi, ọ bụ ndị kacha bụrụ ezigbo akụkụ. Na Gulf okpomọkụ mmiri okpomọkụ nwere ike na-ebili na 34 degrees. N'ihi na n'ebe ndịda Ụwa ji a jiri nwayọọ nwayọọ na ọnụ ke okpomọkụ na-amụba ohere.

Organic ụwa na Indian Ocean bụ n'ụzọ dị ukwuu yiri Pacific organic ụwa. Ọ e ji a dịgasị iche iche nke azu umu mejupụtara. Ka ihe atụ, n'ebe ugwu bụ ọgaranya na anchovies, sardines, tuna, makarel. Ebe i nwere ike ịchọta umu azu shark, na-efe efe azụ , na ndị ọzọ. Southern Indian Ocean mmadụ bi nototheniids, na-acha ọcha-blooded azụ. Ebe i nwere ike ịchọta pinnipeds na cetaceans. Karịsịa ọgaranya na organic ụwa nke coral agwaetiti na continental shelf.