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The State of the Air in 2024? Not Great

Union of Concerned Scientists

That means it includes the extreme wildfires exacerbated by the fossil fuel industry that burned more than 4% of California in 2021 and 2022. come from burning fossil fuels and pesticide use, and ultrafine particles (PM0.1) Ozone, too, poses significant risks to respiratory health.

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Good News—and Bad—about Fossil Fuel Power Plants in 2023 

Union of Concerned Scientists

And fossil fuel power plants may not stick to their retirement schedules for a variety of reasons. NO x also contributes to the formation of ozone (or “smog”), another toxic pollutant. A bit more on those reasons later. A recent study found that more than 99 percent of the global population is exposed to unsafe levels of PM 2.5

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Improving EPA’s Latest Ozone Transport Rule

Acoel

EPA’s latest proposed rule targeting NOx emissions from fossil-fueled electric generating units (EGUs) is a classic study of diminishing returns. The agency’s air quality modeling indicates that most areas would receive an ozone reduction of less than 0.1 enjoyed ozone reductions of 3 to 5 ppb or more.

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DEP Awards $1.5 Million To Help Municipalities, Schools, Businesses Switch To Clean Transportation

PA Environment Daily

million in 2022 Alternative Fuels Incentive Grant funding to help municipalities, schools, and businesses around the state switch to clean transportation and improve air quality in their communities. A growing number of organizations and businesses in Pennsylvania want to lower their transportation emissions.

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Why UCS Supporters Are Pressing EPA to Let California Enforce Its Truck Pollution Rules

Union of Concerned Scientists

California has a longstanding leadership role on transportation pollution, and the Clean Air Act grants the state the right to set strong vehicle emissions standards. But in order to enforce these important rules, the state is waiting on a waiver from EPA, a waiver that the fossil fuel industry and truck manufacturers are both opposing.

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Decarbonizing California Transportation by 2045

Science & Climate

Decarbonizing California Transportation by 2045. Transportation is the largest source of greenhouse gas emissions in California. Those policy options, when combined, could lead to a zero-carbon transportation system by 2045, while also improving equity, health and the economy. featured image by Getty.

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Clean Fleets Rule Slated to Deliver Healthier Air for Californians

Union of Concerned Scientists

In the coming years, Californians will begin to see a massive switch away from highly polluting fossil-fueled trucks to zero-emission electric trucks. Additionally, the rule phases out the sale of fossil-fueled trucks in 2036. The rule will apply to commercial, federal, state, municipal, and drayage fleets.