Yankin Arctic yana narkewa. A watan Janairun da ya gabata, dusar kankara a teku ta yi sabon rajista, kamar yadda hotunan tauraron dan adam suka nuna. Tare da asarar kilomita murabba'i biliyan 13,400, masana kimiyya sun yi hasashen cewa wannan lokacin hunturu zai kasance mafi tsananin wahala ga Arctic. kuma, sama da duka, ga mazaunanta, kamar su polar bear, waɗanda suke buƙatar kankara don su iya kusantarwa da farautar abincinsu.
Koyaya, matsakaiciyar yanayin zafin duniya na ci gaba da hauhawa. Yankunan polar suna da rauni musamman, yayin da dusar ƙanƙara ke nuna hasken rana, yana mayar da su cikin sararin samaniya. Amma akwai lokacin da zai zo lokacin da zai yi rauni kuma ya narke, yana sa matakin teku ya tashi.
A wannan hoton daga Cibiyar Bayar da Bayanin kankara da kankara zaka iya ganin saman da dusar kankarar tayi a cikin watan Janairu a cikin shekarun 1981-2010, wanda aka yiwa alama da jan layi da kuma wanda yake ciki a wannan shekarar. Bambancin yana da yawa. Amma, yanayin ba zai iya zama daban ba. A cewar NOAA, Ya kasance wata na uku mafi zafi a watan Janairu ɗaukar matsayin tunani daidai lokacin (1981-2010).
Matsakaicin yanayin duniya ya tsaya a 0,88 atC sama da matsakaicin 12ºC na karnin da ya gabata, na uku mafi girma a cikin Janairu a cikin lokacin 1880-2017, kuma zafin saman teku yakai 0,65ºC na 15,8ºC na matsakaicin karni na XNUMX, wanda shine na biyu mafi girma don daidai lokacin tunani.
Don ƙarin sani, danna nan.