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Environmental Health Project: Asthma And Air Pollution From Natural Gas Drilling/Facilities

PA Environment Daily

Air Pollution Air pollutants such as carbon monoxide (CO), hydrogen sulfide (H2S), nitrogen oxides (NOx), particulate matter (PM), and volatile organic compounds (VOCs) are released from various stages of shale gas development. NOx and VOCs mix in the presence of sunlight to form ground level ozone (smog).