Haske haske daga sarari
Shekaru da dama ana ta muhawara kan ko 'yan Adam na da muhimmanci da kanmu mu cancanci zamaninmu. Babban tasirin da ɗan adam ya yi a duniyar ƙasa da muhallin da ke haifar da ɓarna da har ma canza yanayin hawan yanayi da na yanayi sa shi karatu don ƙara kira Anthropocene akan ma'aunin kasa.
Tun shekara ta 2009 ƙungiyar masana kimiyya ta duniya ke nazarin gabatar da wannan sabon ra'ayi da kuma inda za'a sami farkon wannan zamanin. A halin yanzu ana shirya rahoto kuma za a gabatar da shi ga Unionungiyar ofasashen Duniya na Ilimin Geoasa a cikin 2016. Wannan jikin shine kawai ikon da ke da ikon yanke hukunci game da shekarun Duniya.
Har sai an yanke shawara ko za a gabatar da wannan gyare-gyaren, za mu ci gaba da zama a cikin Holocene, zamanin da ya fara wasu shekaru 12000 da suka gabata bayan ƙarshen zamanin glaciations. Yanayin yanayi mai kyau na wannan lokacin kankarar shine wanda ya baiwa dan adam damar cigaba da saurin da yayi, kuma wannan ci gaban da kuma tasirin da yake dashi a duniyar da muke zaune shine yasa muka fara tunanin. a cikin hada da a sabon zamani wanda yake da alaƙa da mutane.
Ofayan mahimman bayanai kuma akan abin da yafi tattaunawa akan su shine sanin lokacin da wannan sabon zamanin ya fara. Abubuwa biyu da aka gabatar sun kasance farkon zamanin nukiliya a tsakiyar karni na ashirin da tashin bama-bamai na Hioshima da Nagasaki sannan daga baya tare da hadari irin su Chernobyl ko tashar wutar lantarki ta Fukushima wadanda suka bar alamun haskakawa a kan mutane da kuma a cikin tekuna da kasa. A gefe guda, da farkon juyin juya halin masana'antul a cikin karni na sha bakwai ko ma da fitowar aikin gona kimanin shekaru 10000 da suka gabata.
Dalilan da ra'ayoyi daban-daban suka bayar don gano farkon wannan sabon zamanin binciken kasa suna da alaka da bayyanarsa a rikodin sedimentary. Bari muyi tunanin masanin ilimin ƙasa a cikin shekaru 10000-20000, ya kamata ya sami wasu halaye daban-daban a cikin ɓangaren da ke tattare da lokacin don samun damar gano shi a matsayin lokacin ilimin ƙasa na kansa.
La'akari da waɗannan wuraren, la'akari da farkon wannan lokaci tare da bayyanar da noma saboda gaskiyar cewa shine lokacin da ɗan adam ya fara daidaita ƙasar zuwa gare ta kuma ba daidaita shi zuwa ƙasa ba. Motsi na abubuwan da mutum yayi tun daga wannan lokacin zai iya shawo kan abin da ya haifar da kowane irin abu na al'ada, yana shirya ƙasa don namo, tare da amfani da duwatsu, daga baya kuma masana'antu da gine-gine na kayan bene.
A wani bangaren kuma, an bada shawarar yin la’akari da farkon juyin juya halin masana’antu a matsayin farkon wannan sabon lokacin a matsayin farkon wannan zamanin, yana mai cewa farkon amfani da kayan mai (gawayi, mai, da sauransu) da kuma abubuwan da kone su zuba a cikin sararin samaniya zai bayyana a matsayin wani sashi na halayyar halayya. A lokaci guda, yin amfani da ƙasa da yawa da fasa duwatsu da haƙa ma'adinai zai zama wani abin la'akari da la'akari.
A kowane hali, waɗannan shawarwarin guda biyu sun kusan hana aiki, tunda kodayake tasirin tasirin abubuwan zai iya zama mai faɗi sosai, ba zai shafi duk faɗin duniya ba, duk da haka, yana hannun Unionungiyar ofasashen Duniya na Kimiyyar Geoasa don sanin ko sun dace ko a'a. wadannan ranakun.
Mafi kyawun zaɓi, kuma mai yuwuwa wanda yake da mafi kyawun damar zaɓaɓɓe, koyaushe a yayin da aka yarda da gabatar da wannan sabon zamanin a tarihin ƙasa, shine na farkon zamanin nukiliya ko atom. Duk gwaje-gwajen nukiliya da haɗari a tashoshin nukiliya sun haifar da akwai wasu sinadarai masu amfani da radiyo a saman duk duniya kuma za a kiyaye su a kan ƙasa, da ruwa da iska har tsawon shekaru, sa ƙarin wannan nau'in ƙwayoyin ya isa a ɗauka a matsayin fadada ta duniya.
Mai tallata wannan tunanin na ƙarshe, Jan Zalasiewicz, masanin kimiyya daga Jami'ar Leicester ya ci gaba da cewa ban da tasirin nukiliya akwai wasu dalilai kamar tasirin mutum da fasaharsa da bayyanar kayan aiki kamar roba ko aluminium ko kuma narkar da CO2 a sararin samaniya da kuma sanya acid a ciki tekuna sun kai mu ga yin magana game da "Babban hanzari" wanda zai cancanci wannan "girmamawa."
Kowane abu yana cikin kuɗin kwayar halitta wanda zai kasance mai iko a cikin 2016 don kimanta duk waɗannan mahimman bayanai da ƙayyade idan ɗan adam ya cancanci tarihin ƙasa shi kaɗai da abin da zai kasance farkonsa, ko kuma akasin haka, kamar yadda suke tunanin wani babban ɓangare na ƙungiyar masana kimiyya "kawai muna so mu ba wa kanmu muhimmanci fiye da yadda muke da shi."
Informationarin bayani: Duniyar da ba za a iya kawar da ita ba za ta daga teku sama da mita; Shin Duniya duka ta taɓa yin sanyi?