د "ککړتیا" د بڼو تر مېنځ توپير

۲۰ بايټونه ورگډ شول ،  ۳ کاله مخکې
Replacing Air_.pollution_1.jpg with File:Air_pollution_by_industrial_chimneys.jpg (by CommonsDelinker because: File renamed: File renaming criterion #2: To change from a meaningless or am
(Replacing Air_.pollution_1.jpg with File:Air_pollution_by_industrial_chimneys.jpg (by CommonsDelinker because: File renamed: File renaming criterion #2: To change from a meaningless or am)
د ۵ جاېر په نامه اداره د ځنې ککړتیاو په اړه لکه د ماریانا ککړتیا څېړنې کوي او پر اغیز ېې د راپور جوړلو لپاره بوخت دي.
==د ککړتیا ډولونه او ککړونکي ==
[[File:Air .pollution 1by industrial chimneys.jpg|thumb|Before [[flue-gas desulfurization]] was installed, the emissions from this power plant in [[New Mexico]] contained excessive amounts of [[sulfur dioxide]].]]
 
[[File:AirQualityLondon1.jpg|thumb|[[Nitrogen dioxide]] diffusion tube for air quality monitoring. Positioned in [[London]] City.]]
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سمونې