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EPA, Justice Dept., DEP Announce $5.275 Million In Penalties, Plus $1.4 Million In Abandoned Well Plugging Funding Against Shale Gas Drilling Companies-- XTO Energy, Inc., Hilcorp Energy Company For Federal, State Clean Air Act Violations

PA Environment Daily

The commitments under the settlements will significantly reduce pollution from these companies’ operations, including volatile organic compounds that contribute to ground-level ozone, and methane, a potent greenhouse gas.” Its operations stretch from the Great Plains to Appalachia.

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Nearly Half of US Breathes Unhealthy Levels of Pollution—Cars and Trucks Largely to Blame

Union of Concerned Scientists

It presents air pollution data at the county-level for two pollutants, deadly fine particulate matter (PM 2.5 ) and ground-level ozone. is emitted directly from the tailpipes of gasoline and diesel vehicles, while ozone and even more PM 2.5 Internal combustion vehicles are largely to blame, since PM 2.5

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Volatile Chemical Products: Important Contributors to Harmful Particulate Matter

HumanNature

5] Additionally, the reaction of these volatile chemicals contributes to ground-level ozone production, which, unlike ozone in the stratosphere, is hazardous to human health. Secondary organic aerosol is important because it makes up a significant fraction of particulate matter.[5] The volatile chemical precursors (e.g.,

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Indirect Source Rules: An Emerging Route Toward Clean Freight

Union of Concerned Scientists

Although warehouses themselves are often not significant sources of air pollution, they attract high concentrations of heavy-duty trucks, which are the nations largest source of nitrogen oxides, a key contributor to ground-level ozone pollution.

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Oil & Gas Methane Pollution Reduction Testimony: Rachel Meyer, Mother, Beaver County Resident - My Home Is Near A Natural Gas Compressor Station, 8 Shale Gas Well Pads, And The Shell Petrochemical Plant Is In My County

PA Environment Daily

VOCs, such as benzene, are harmful to health and can contribute to ground level ozone or smog that damages lungs and can trigger asthma attacks. Where there are oil and gas operations, you can find methane leaking along with volatile organic compounds.

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Ozone Pollution: An Insidious and Growing Threat to Biodiversity

Yale E360

Ground-level ozone has long been known to pose a threat to human health. Now, scientists are increasingly understanding how this pollutant damages plants and trees, setting off a cascade of impacts that harms everything from soil microbes, to insects, to wildlife. Read more on E360 ?.

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Air pollution can make insects mate with the wrong species

New Scientist

Ground-level ozone, a product of pollution from cars, degrades insect pheromones, and this can result in mismatched mating and sterile offspring