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HEI launches two new non-tailpipe particulate emission studies

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The Health Effects Institute (HEI) has launched two new studies funded under RFA 21-1, Quantifying Real-World Impacts of Non-Tailpipe Particulate Matter Emissions. The new studies are: Improved Characterization of the Real-World Contributions and Impacts of Non-tailpipe Particulate Matter Emissions ,” led by Greg Evans, University of Toronto.

Emissions 353
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CARB adopts new In-Use Locomotive Regulation; zero emissions in state starting in 2030

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The California Air Resources Board (CARB) has adopted the In-Use Locomotive Regulation —a new rule aimed at reducing emissions from all switch, passenger, industrial and freight line haul locomotives when they operate within the state. Locomotives also will have a 30-minute idling limit.

Emissions 210
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Ice core data show why air pollution is dropping more slowly in US and Western Europe despite lower sulfur emissions

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The air in the United States and Western Europe is much cleaner than even a decade ago. Despite these successes, sulfate levels in the atmosphere have declined more slowly than sulfur dioxide emissions, especially in wintertime. This does not mean that the emissions reductions aren't working.

Pollution 221
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Insight into benzene formation could help development of cleaner combustion engines

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That insight could also help the car industry make cleaner combustion engines. The industrial processes behind crude oil refineries and the inner-workings of gas-powered combustion engines can emit PAHs, which can form into toxic air pollutants such as soot. Zhao et al. PAHs have a dark side, too.

Cleaner 243
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CARB: clean fuels replaced more than 50% of diesel used in California in Q1 2023

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California’s Low Carbon Fuel Standard (LCFS), which requires fuel producers to reduce the carbon intensity of fuel sold in the state, is largely responsible for the shift by encouraging the use and production of cleaner alternatives. Since compliance began, the program has helped to replace more than 8.6 billion gallons of diesel.

Clean 367
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Polish study links pollution and winter with rise in heart attack treatment

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Heavily polluted areas have a higher rate of angioplasty procedures to treat blocked arteries than areas with clean air, according to research to be presented at ESC Congress 2019 together with the World Congress of Cardiology. Procedures are even more common in winter, the most polluted time of year. additional PCIs per week.

Pollution 236
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EEA: 3/4 of EU urban population exposed to toxic air as governments fail to cut emissions

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Most Europeans living in cities are still breathing air that is dangerous to their health, according to the European Environment Agency (EEA) in a new report ; governments are not doing enough to cut toxic emissions at source, campaigners warn. How many wake up calls do government officials need to take on air pollution?