Tsarin halittu na yau da kullun yana da ma'auni masu rikitarwa kuma wanda tasirin al'ummomin da suke rayuwa a cikinsu ya dogara da gaske. Yawancin nau'ikan jinsin jikin wasu ne, masu neman dama, masu nuna ra'ayi, da dai sauransu.
A wannan yanayin, muna magana ne akan rage yawan lian kadangare cewa tsibirin Canary yana wahala. Wadannan kadangaru suna da alamar kuma raguwar su na cikin hadari ga rayuwar flora wacce kawai ke wanzuwa a kan tsibirai, ma'ana, na tsirrai masu yaɗuwa. Shin kuna son sanin ƙarin abubuwa game da ragewar flakes?
Tasirin mutum akan yanayin halittu
Kamar yadda muka sani da tabbaci a kowace rana, mutum yana haifar da mummunan tasiri ga tsarin halittu na rayuwa ta hanyar rage yawan dabbobin da dabbobin, da lalata mahalli da kuma lalata lambobin muhalli. A wannan halin, aikin mutum saboda yawan birni da gina shi yana rage yawan katuwar ƙadangare.
Masu binciken Néstor Pérez-Méndez, Pedro Jordano da Alfredo Valido wanda aka buga a sabuwar fitowar mujallar ta "Journal of Ecology" wani aiki ne wanda suke yin nazarin yadda raguwar yawan kaddarorin kadangaru (gami da bacewar su a wasu yanayi) yana tasiri ga tsirrai wadanda suka dogara da wadannan dabbobi masu rarrafe don tarwatsa kwayar ta tsakiya.
Tun karni na goma sha biyar, lokacin da mutane suka zo tsibirin, tare da nau'in haɗari waɗanda ke haɗuwa da shi, Manyan gungun kadangaru sun fara raguwa. Muna da kyanwa daga cikin nau'ikan halittar da mutane suka gabatar.
A wannan halin, masana ilimin kimiyyar halittu sun tabbatar da cewa orijama (Neochamaelea pulverulenta), tsire-tsire masu yawa na tsibirin Canary, ya dogara ne kacokam kan matsakaita da manyan ƙadangare waɗanda ke cin fruitsa fruitsan itacen ta don watsa seedsa itsan ta.
Bayanin muhalli
Kamar yadda aka ambata a baya, a cikin yanayi, akwai tsirrai da dabbobi waɗanda suka dogara da wasu don su rayu kuma su bunkasa. Musayar halitta tsakanin jama'a Yana da mahimmancin gaske don kasancewar akwai bambancin halittu a cikin yanayin halittu kuma komai na iya gudana cikin tsari tare da jituwa.
Dangane da bayanan da aka tattara a cikin binciken, an nuna cewa saboda batan wasu manya-manyan kadangaru, raguwa sosai a cikin haɗin kwayar halitta a cikin jama'ar orijama.
Binciken ya nuna cewa wuraren da kadangarun suka bace ko kuma suka rage yawan jama’arta, haduwar wadannan tsirrai ya ragu sosai, wanda ke haifar da kebewa da canjin dabi’u.
Kamar yadda kuke gani, kowane mai rai a cikin tsarin halittu yana cika muhimmin aiki kuma ya dogara da mu cewa zasu iya ci gaba da cika aikinsu.