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Reactive halogen from domestic coal burning aggravates winter air pollution

 E-Mail IMAGE: Coal burning from rural households emits reactive bromine gases and particulate halogens. Daytime sunlight-assisted processes, possibly involving nitrate, activate particulate Br to produce HOBr and BrCl. BrCl is also produced. view more  Credit: @Science China Press Halogen atoms (Cl and Br) strongly influence the atmospheric chemical composition. Since 1970s, scientists discovered that these atoms were responsible for depletion of ozone in the stratosphere and ground-level ozone of the Arctic. In the past decade, there is emerging recognition that halogen atoms also play important roles in tropospheric chemistry and air quality. However, the knowledge of halogen atoms in continental regions is still incomplete.

A tengeri csillagok fejlődésének titkát tárhatja fel egy ősi fosszília

A tengeri csillagok fejlődésének titkát tárhatja fel egy ősi fosszília
origo.hu - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from origo.hu Daily Mail and Mail on Sunday newspapers.

Возачот на „бентлито што „влета на плоштад казнет со 45 евра, објавена фотографија од записникот

Возачот на „бентлито што „влета на плоштад казнет со 45 евра, објавена фотографија од записникот
makfax.com.mk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from makfax.com.mk Daily Mail and Mail on Sunday newspapers.

Во Македонија 14 починати и 627 новозаразени на 2 510 тестови

Во Македонија 14 починати и 627 новозаразени на 2 510 тестови
makfax.com.mk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from makfax.com.mk Daily Mail and Mail on Sunday newspapers.

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