Carbon Dioxide Natural Gas Nitrogen Oxides Pollution Control 
PA Environment Daily
DECEMBER 14, 2022
This exceedance is a violation of Shell’s plan approvals ( PA-04-00740A , PA-04-00740B , and PA-04-00740C ) and the Pennsylvania Air Pollution Control Act and regulations. DEP is authorized under the Air Pollution Control Act to order compliance where appropriate.
PA Environment Daily
DECEMBER 20, 2023
In 2022, these facilities self-reported 13,432,713 tons of air pollution-- 47.93% came from mid-stream pipeline facilities; 30.18% from unconventional shale gas wells and 21.81% from main line natural gas compressor stations. tons, carbon dioxide- 13,222,354.96 tons, carbon dioxide- 3,710,597.99
Union of Concerned Scientists
APRIL 11, 2024
That would of course include fossil gas, which consists of 85 to 90 percent methane, a significantly more potent heat-trapping gas than carbon dioxide. A 2022 study found that gas stoves leak methane, and more than three-quarters of the emissions occurred when the stoves were off.
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