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Waa maxay sababta dhimashada mass ee Shimbiraha

dhimashada Mass xoolaha - ugub ah in mar walba soo saarta bombshell ah qof kasta oo caalamka. dhimashada la sharixi karin dhowr ah daraasiin ama xataa kumanyaal iyo xubno ka mid ah noocyada uu yahay walaac ah oo inta badan waa sababta keentay argagax ka mid ah dadweynaha. Waa maxay sababta dhimashada mass ee Shimbiraha (labada gudaha iyo duurjoogta ah)? Waa maxay sababta keeni karo adhi oo kale ah hoonbarrooyinka ama nibiriyada badda beaching? Aynu isku day inaad hesho jawaabaha.

Sannad kasta waxaa ku saabsan posts dhacdo la mid ah in dalal badan oo caalamka ka jira. Waxaa laga yaabaa in ugu badan waxay ahayd dhimashada a mass ka mid ah shimbiraha. Waayo, markii ugu horeysay oo ku saabsan dhimashada tiro badan oo ka mid ah shimbiraha ku xusan 1896. Oo waxay noqotay in Maraykanka state of Louisiana. In sano ee ku xiga, waxaa suurto gal ahayd inay dhawraan tirada si degdeg ah sii kordhaya dhacdooyinka sida, taas oo aan diiwaan kaliya ee America, laakiin sidoo kale in Mexico, Russia iyo dalal badan oo Yurub ah.

The xaaladaha ugu caansan ee dhimashada tiro ka mid ah shimbiraha iyo xoolaha:

  1. Dhimashada blackbirds ee Louisiana.
  2. eynu ee deegaanada of bees, dhirta malab ee Maraykanka (in ka badan saddex meelood wadarta guud ee 2010).
  3. ifafaale Chile: dhimashada qaar ka mid ah 2 million shaqsiyaadka kalluumaysta ee sardines, 60 pelicans, pingvin iyo kumanaan flamingos pink ..
  4. Dhimashada nibiriyada badda pilot on bangiyada of Tasmania, ku dhawaad 200 nooc oo qiiqa xeebta jasiiradda muddo hal todobaad ah in December 2008, oo la mid ah - in January 2009.
  5. dhaqanka ku filnayn pelicans ku saabsan xeebaha US galbeed sababay dhimashada kumanaan shimbiraha in 2009.

Sababta saxda ah ee taas oo ay jirto dhimasho mass of shimbiraha ah, ornithologists ma la odhan karaa. Laakiin waxaa jira tiro ka mid ah fikradaha in isku dayo in uu sharaxo sababaha this ifafaale naxdin leh.

cilmi Qaar waxay yidhaahdaan in xaqiiqda dhimashada xoolaha ee meelaha la mid ah caalamka, waxaa la rumeysan yahay in sababta ay tahay in la sii daayo a dabiiciga ah ee gaasaska ka qolof dhulka ee, kaas oo keena Shimbiraha xaalad u eg sarkhaan maandooriyaha, taasoo keentay in jaahwareer iyo dabeecada adaanaha. Taasi waa sababta ay duqsiyo shil guryaha, buuraha iyo caqabado kale. Release of gaasas waxay keeni kartaa dhimasho iyo dadkii degganaa moolkeeda biyaha.

Sida laga soo xigtay version kale, dhimashada tiro ka mid ah shimbiraha waxaa sababi kara formation of Lugbuur hawada qabow muhiim ah in dagta ka sare layers of jawiga. Waxay keeni sida ifafaale aan caadi ahayn sida roobka baraf, iyo waxay keeni kartaa midda baadad shimbiraha iyo dhimasho. Waxaan ma dhihi karo in dhacdooyinka sida inta badan la xidhiidha noocyo kala duwan oo dhacdooyin dahsoon, sida, tusaale ahaan, meel u dhow dhammaadka wakhtiga dunidu ka, iyo eedeeyay ku caan "hargabka shimbiraha."

Sababta kaliya la xaqiijiyay oo cad dhimashada xoolaha oo keliya la odhan karaa waa daataan saliid ah ee Ocean Adduunka. Iyagu ma ay sumeeyo kaliya biyaha, taasoo keentay dhimashada in kalluun iyo micro-organisms in ay yihiin il ay awood, laakiin sidoo kale in la abuuro on dusha sare ee filimka khafiif ah oo daboolaya baalasha shimbiraha, diideen awood u leh inay u soo duulaan. Tani, ka bacdi, waxay keenaysaa in gaajo ee boqolaal ka mid ah shaqsiyaadka.

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