News na Society, Gburugburu ebe obibi
Isi nsogbu gburugburu ebe obibi nke Black Sea
Ugbu a, ndị Black Sea bụ akụkụ dị mkpa nke Atlantic Ocean na enyene mpaghara 420.325 km 2. Ọ bụ ebe obibi atọ puku ụdị ụmụ anụmanụ na osisi. A ọwọrọiso mma bụ eziokwu na nke niile dị n'elu di iche iche hụrụ naanị na a omimi nke ọ bụla karịrị 150 m. Ọzọkwa, na-ada n'okpuru a larịị, ruo nnọọ ala, i nwere ike na-ele ndị zuru ezu nke adịghị ndụ iche-iche na a wezụga ole na ole n'ụdị anaerobic bacteria. Nke a bụ n'ihi na miri n'ígwé nke mmiri na-anọchi anya a jupụta ngwọta nke hydrogen sulphide. Nke a na-ebibi gburugburu ebe obibi niile mmadụ ndị kwesịrị oxygen maka kwesịrị ịrụ ọrụ.
Black Sea: gburugburu ebe obibi nsogbu
Environmental nsogbu nke Black Sea dị ka kọwaa site ndị na-esonụ na-adịghị mma ihe:
1. ofufe nke osimiri eru n'ime ya, nsị mmiri ozuzo. Nke a gụnyere ọ bụghị nanị na a ọnụ ke mmiri nghọta na okooko oké osimiri, ma mbibi nke multicellular algae.
2. ofufe nke na mmiri pụta mmanụ. Ndị dị otú ahụ gburugburu ebe obibi nsogbu nke Black Sea na-akacha dị na n'ebe ọdịda anyanwụ nke ebe, ebe e nwere ọtụtụ ọdụ ụgbọ mmiri na a ọnụ ọgụgụ buru ibu nke tanka. N'ihi bụ ọnwụ nke plurality nke ụmụ anụmanụ na osisi, emeghasịkwa nke ha kwesịrị ndụ, ma na-ala nke arịa ọrịa nke ikuku ruru ka evaporation nke mmanụ na-eji ya emepụta.
3. Mmetọ mmiri uka ngwaahịa nke mmadụ ọrụ. Ndị dị otú ahụ gburugburu ebe obibi nsogbu bụ n'ihi nke Black Sea untreated na inadequately emeso nsị. Isi ibu dara na ugwu-n'ebe ọdịda anyanwụ nke obodo. E nwekwara ndị isi ebe azụ na-akpata na ozuzu nke dị iche iche ụdị nke ụmụ anụmanụ na nnụnụ. Ọzọ dị ịrịba ama na-akpata bụ n'ọrụ ụlọ shoreline. N'ihi ya, na ala elu nke Black Sea shelf na-mmeru ájá na simenti residues nke na-eji na-ewu.
4. The ọjọọ ihe ndị nwere ike na-agụnye uka-azu, nke gụnyere-apụghị izere ezere na a zuru ụwa ọnụ nhazigharị nke mmiri ecosystems.
Ndị a bụ ndị isi nsogbu gburugburu ebe obibi nke Black Sea.
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