Babu wata kasa da ta cika ka’idojin ingancin iska a shekarar 2021 – WHO –

Wani bincike da aka yi kan bayanan gurbatar yanayi a birane 6,475 a ranar Talata ya nuna cewa babu wata kasa da ta cika ma’aunin hukumar lafiya ta duniya WHO a shekarar 2021.

Binciken ya kuma nuna cewa hayaki ya sake tashi a wasu yankuna bayan tsoma baki da ke da alaƙa da COVID.

WHO ta ba da shawarar cewa matsakaicin karatun shekara-shekara na ƙananan ƙwayoyin cuta masu haɗari da iska da aka sani da PM2.5 kada ya wuce micrograms biyar a kowace mita kubik.

Hukumar ta WHO ta sanar da hakan ne bayan sauya ka’idojinta a shekarar 2021 tana mai cewa ko da karancin yawan ma’auni ya haifar da babbar illa ga lafiya.

Koyaya, kashi 3.4 cikin 100 na biranen da aka yi binciken ne kawai suka cika ma’auni a cikin 2021.

Dangane da bayanan da IQAir ta tattara, wani kamfanin fasahar gurɓataccen iska na Switzerland wanda ke lura da ingancin iska na birane 93 ya ga matakan PM2.5 a sau 10 matakin da aka ba da shawarar.

Christi Schroeder, manajan kimiyyar ingancin iska tare da IQAir ya ce “Akwai kasashe da yawa da ke samun babban ci gaba a cikin raguwa.”

“Kasar Sin ta fara da wasu lambobi masu yawa kuma suna ci gaba da raguwa cikin lokaci. Amma kuma akwai wurare a duniya da lamarin ke kara ta’azzara sosai.”

Adadin gurbacewar yanayi a Indiya gaba daya ya tabarbare a shekarar 2021 kuma New Delhi ta kasance babban birnin da ya fi gurbata muhalli a duniya, kamar yadda bayanai suka nuna.

Kasar Bangladesh ce kasar da ta fi gurbata muhalli, kuma ba ta canza daga shekarar da ta gabata ba, yayin da Chadi ta zo ta biyu bayan shigar da bayanan kasar ta Afirka a karon farko.

IQAir ta bayyana cewa, kasar Sin da ke yaki da gurbatar yanayi tun daga shekarar 2014, ta fadi zuwa matsayi na 22 a matsayi na PM2.5 a shekarar 2021, inda ta ragu da matsayi na 14 a shekarar da ta gabata, inda aka samu raguwar matsakaicin adadin karatu a shekarar zuwa 32.6 microgram.

Hotan da ke yankin Xinjiang da ke arewa maso yammacin kasar Sin, shi ne birni mafi muni a kasar Sin, inda aka samu matsakaicin karfin karatun PM2.5 na sama da microgram 100, wanda akasarin guguwar yashi ke haddasawa.

Ya koma matsayi na uku a jerin biranen da suka fi gurbacewar muhalli a duniya bayan da Bhiwadi da Ghaziabad suka mamaye su a Indiya.

Reuters/NAN