Canjin yanayi yana da tasiri sosai fiye da yadda ake tsammani akan dabbobi

Gorilla

Canjin yanayi na yanzu kalubale ne ga dukkan abubuwa masu rai. Duk da yake akwai wasu nau'ikan da za su amfana, amma da yawa da yawa za su bace, suna barin zurfin gurbi a cikin yanayin halittar da suke rayuwa a ciki a halin yanzu.

A cewar wani sabon binciken da Jami'ar Queensland (Ostiraliya) ta kirkira kuma aka buga a mujallar kimiyya 'Yanayin Canjin Yanayi', canjin yanayi yana da tasiri sosai fiye da yadda ake tsammani a kan dabbobi.

Wasu daga dabbobin da basu ga rana ta fito ba a gajeren lokaci ko matsakaiciya sune 'yan birai da giwaye. Abun ban haushi, daya daga cikin dabarun rayuwarsu wanda yayi masu aiki har zuwa yau shine babbar matsalar su. Kuma wannan shine, kulawa da ɗa ɗaya ko biyu yana da nasa fa'idodi a cikin yanayin ɗabi'a, tunda ya kasance da sauƙi a gare su duka su kai ga girma.

Duk da haka, A cikin duniyar da canji ke faruwa cikin sauri, waɗanda ke da manyan zuriya ne kawai za su sami kyakkyawar damar rayuwa.

Elephant

Masu binciken, wadanda ke ikirarin cewa tasirin hakan ga wadannan dabbobin ba a raina su ba, sun yi amfani da bayanai daga bincike 136 kan nau'ikan dabbobi masu shayar da 120 da tsuntsaye 569. Yin nazarin hanyoyin alƙaluma, yawan haihuwa, yankunan ƙasa da canjin yanayin halittu waɗanda Unionungiyar forasashen Duniya na Kula da Dabi'a (IUCN) ke ɗaukarsu barazana. Sun sami damar gano cewa daga cikin nau'ikan dabbobi 873 na dabbobi masu shayarwa a jerin, 414 na da matsalar sabawa da canjin yanayi; game da tsuntsaye, kaso 23,4% (nau'ikan 298).

Canjin yanayi, wanda mutane suka yiwa mummunan rauni, na iya haifar da hallaka dabbobin da yawa a duniya. Kodayake ana tsammanin cewa matsakaicin yanayin duniya ya kasance ƙasa da 2ºC idan aka kwatanta da Juyin Juya Halin Masana'antu, don masana kimiyya cimma wannan abu zai zama da wahala sosai.

Kuna iya karanta karatun a nan (cikin Turanci).


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