Antarctic krill, karamar abokiyar adawa da canjin yanayi

Euphausia superba, yankin Antarctic

A cikin recentan shekarun nan masu bincike da masu haɓakawa sun ɓatar da lokaci mai tsawo suna neman hanyoyin da za su kama carbon dioxide daga sararin samaniya kuma su yi ƙoƙarin ƙuntata shi a ƙasa. Amma mun manta mafi mahimmanci, wanda shine kiyaye dabi'arka.

Kuma wannan shine, da alama ba haka bane, amma tana da nata hanyoyin tsaftace duniya. Daya daga cikin ma'aikatansa marasa gajiya shine antarctic krill. Crustacean wanda baya auna fiye da santimita 3-4.

Antarctic krill, wanda sunansa na kimiyya yake Euphausia yana alfahari, abokin kawancen da ba zato ba tsammani na 'yan Adam a cikin yaƙin da yake yi da mummunar tasirin sauyin yanayi, a cewar a binciken wanda aka buga a mujallar kimiyya 'Proceedings of the Royal Society B'. Ya bayyana don hanzarta jigilar carbon dioxide zuwa teku mai zurfi.

Ciyarwa akan phytoplankton, ma'ana, akan kwayoyin plankton wadanda suke aiwatar da hotuna, abinda sukeyi shine kasancewa kusa da farfajiyar don kama algae na microscopic, kuma a karshen sai su gangaro zuwa cikin zurfin sau da yawa a cikin dare, suna ajiye najasa a wurin. . Wannan hijirar da sanya shara a gaba suna cire adadin carbon kwatankwacin hayakin iskar gas na Burtaniya na shekara-shekara. (A 2015, sun fitar da tan miliyan 495,7 na CO2 a cikin sararin samaniya).

Hoton da ke nuna yadda tekuna suke yin asid

Hoton - Oceanacidificaction.org.uk

Kodayake ba shi ne bincike na farko da ya bayyana wannan halayyar mai ban mamaki ba, amma wannan shi ne karo na farko da masana kimiyya suka lura da irin wannan sakamakon a cikin teku, ta yadda, a sake, an bayyana mahimmancin tekuna don adana carbon dioxide. carbon. Koyaya, haka nan kuma ba za mu manta da tasirin da wannan gas ɗin yake yi a kan ruwa ba.

Shin hakane, pH na teku yana faduwa, wanda babu makawa ya shafi dukkan dabbobi tare da bawo, har ma da murjani da dabbobin ruwa. Kuna da ƙarin bayani a nan.


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