Gobiran ƙurar Gobi na ƙayyade ingancin iska na Sin

Smog a cikin birnin Beijing, China

Birnin Beijing (China)

A 'yan kwanakin nan akwai kasashe da dama wadanda biranensu ke shakar gurbatacciyar iska. Barcelona ko Madrid wasu daga cikinsu ne kawai, amma batun China yana da ban tsoro musamman: a cewar Hukumar Lafiya ta Duniya (WMO), a kowace shekara kusan mutane miliyan 1,6 ke mutuwa sakamakon abubuwan da ke tattare da gurɓata.

Abin mamaki, ingancin iska a wannan sashin na duniya ƙura ce daga hamadar Gobi ke yanke shi, kamar yadda wata ƙungiyar masu bincike daga Pacific Northwest National Laboratory (PNNL, ta bayyana don taƙaitaccen ta a Turanci) da kuma Scripps Institution of Oceanography a Jami'ar California a San Diego.

A gare shi binciken, wanda aka buga a cikin mujallar »Yanayi», masana kimiyya sun haɗu da bayanan tarihi da ƙirar kwamfuta. Ta hanyar nazarin sakamakon sun sami damar gano hakan raguwar ƙurar ƙasa wadda ake safarar ta daga hamadar Gobi a tsakiya da arewacin China na haifar da ƙaruwar hayaƙi a gabashin China.

A bayyane yake particlesurar ƙurar hamada na taimaka wajan kawar da hasken rana. Idan akwai ƙananan barbashi, ƙasa tana da ɗumi fiye da yadda aka saba kuma ruwan yana da sanyi, wanda ya rage bambancin yanayin zafi a lokacin hunturu tsakanin teku da ƙasa. Wannan ya sa iska ta busa da ƙarancin ƙarfi, don haka iska ta zama "mai tsayawa".

Jejin Gobi

Kodayake wannan ragin kilomita 0,16 ne kawai a kowace awa, wannan canjin yana da babban tasiri a kan yanayi da kuma ingancin iska a gabashin China. A cikin Beijing sun kwashe shekaru uku suna yaki da gurbatar yanayi.

Wannan bincike ne mai matukar ban sha’awa, ba wai kawai ga kasashen gabashin kasar ba, har ma ga duk wadanda gurbatar halayyar dan adam ta shafa, kamar yadda yake nuna cewa komai ya hade, ta wata hanya.

Smog matsala ce mai tsananin gaske da ya kamata duk gwamnatoci su ɗauka da muhimmanci don 'yan ƙasa su ci gaba da shan iska mai tsabta.


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