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Summer Air Pollution Trends: Factors Affecting Air Quality

Breezometer

California's summer of 2021 has seen record-breaking wildfire outbreaks, surpassing 2020 by over 500 fire events by mid-July. Over the period of 2020 and 2021, California has also experienced its two largest wildfires ever , the Dixie and August Complex fires. Levels of Ground-level Ozone Pollution Can Increase in Summer.

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Mack Trucks, 30 Other Businesses Call On Pennsylvania To Accelerate Electrification Of Trucks And Buses

PA Environment Daily

Mack Trucks, a part of Volvo Group North America, began taking orders in 2020 for its Mack LR Electric refuse truck , manufactured at its Lehigh Valley Operations plant in Macungie, Penn. Conventional vehicles are a leading source of air pollutants that affect human health.

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

PA Environment Daily

The following factsheet on asthma and air pollution from natural gas facilities was compiled by the Environmental Health Project -- Asthma is a chronic disease that affects breathing. Asthma attacks, also known as exacerbations, may be triggered by indoor and outdoor air pollution, stress, and other physical and environmental factors.

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In a Blow to Public Health, EPA Delays Strengthening Ozone Standards

Union of Concerned Scientists

Despite clear recommendations from its own science advisors, the US Environmental Protection Agency (EPA) announced over the summer that it will delay its scheduled process to consider strengthening public health standards for ground-level ozone pollution. The stakes over ground-level ozone standard are high.

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Will EPA Follow the Science and Protect Us from Ozone Pollution?

Union of Concerned Scientists

Earlier this month, the Environmental Protection Agency’s (EPA) Clean Air Scientific Advisory Committee (CASAC) released a draft set of recommendations calling on the EPA to tighten its current standard for ground-level ozone pollution to protect public health. Here’s how the process is supposed to work.

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