2017-10-19 07:53:31 clouds 27o High | Kigali Rwanda

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Isi yinjiye mu gihe gishya cyiswe “Anthropocene”

Yanditswe na IMVAHO NSHYA

Kuya 2016-08-30 09:24:34

 
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Abahanga mu bumenyi bw’Isi bemeje ko umubumbe w’Isi wamaze kwinjira mu gihe gishya kitwa “Anthropocene” , gisobanura uburyo muntu yamaze kwangiza ibidukikije ku kigero kiri hejuru.

Mu nama ya 35 yahuje izo mpuguke (35th International Geological Congress) yabereye muri Afurika y’Epfo byemejwe ko mu bitabo byigisha ubumenyi bw’Isi n’ahandi hose muri rusange, hazajya handikwa ko Isi iri mu gihe cya “Anthropocene”.

Icyo gihe kirangwa n’izamuka ry’ubushyuhe, izamuka ry’amazi yo mu nyanja, imyanda y’amasashi, isuri, isakara ry’amoko y’inyamaswa hirya no hino ku Isi, ubwiyongeye bw’imyuka ihumanye, byose bigira ingaruka ku bitare n’ubutaka bigize umubumbe.

Aba bahanga baracyiga ku mwaka nyawo uzafatwa nk’iherezo ry’igihe Isi yari isanzwemo (Holocene) ariko bivugwa ko uwo mwaka uzaba uri hagati mu kinyejana gishize. (1900- …)

Itangazo kaminuza ya Leicester yashyize ahagaragara riragira riti “ Ibikorwa bya muntu byasize inkovu zidasibangana mu myaka igihumbi ishize. Ariko impinduka zikomeye zabaye hagati mu kinyejana cya 20.”

Ubusanzwe Isi yabarirwaga mu gihe cya Holocene gifatwa nk’igihe cy’akazuyazi, impuguke zivuga ko icyo gihe cyatangiye mu myaka 11 000, mbere yaho, Isi yari mu gihe cy’ubutita Pleistocene.

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