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Study finds air pollution caused by corn production increases mortality rate in US

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The paper, published in Nature Sustainability , presents how researchers have estimated for the first time the health damages caused by corn production using detailed information on pollution emissions, pollution transport by wind, and human exposure to increased air pollution levels. a, Absolute mortality. per bushel (56.5

Pollution 326
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EPA issues RFP for advanced integrated modeling and assessment of GHGs and air pollutants

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The US Environmental Protection Agency (EPA) is soliciting proposals to advance comprehensive, integrated modeling and assessment of multiple greenhouse gases (GHGs) and air pollutants, and to also enhance understanding of climate change impacts and their economic implications. Represent land-use change (e.g.,

EPA 210
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China study connects ozone pollution to cardiovascular health

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They monitored indoor and outdoor ozone levels, along with other pollutants. These effects were found with ozone exposure lower than that which affects respiratory health, and lower than current Environmental Protection Agency (EPA) air quality standards. The team studied 89 healthy adults living in Changsha City, China, for one year.

Ozone 170
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Tighter EPA emissions rules for big trucks don’t mandate EVs

Baua Electric

The EPA last week announced stricter emissions standards for heavy-duty commercial vehicles, such as trucks and buses, for model years 2027 to 2032. By addressing greenhouse-gas emissions, these rules complement a December 2022 rule from the EPA that addresses smog- and soot-forming emissions from heavy-duty vehicles.

EPA 40
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EPA grants waiver for California’s Advanced Clean Car Program

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The US Environmental Protection Agency (EPA) has formally granted a California Air Resources Board (CARB) request for a waiver of preemption for its Advanced Clean Car (ACC) regulations. EPA also determined that the waiver includes the new “deemed to comply” regulation. Earlier post.) Background.

EPA 240
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Georgia Tech study projects potential mixed impacts of climate change policies on air quality

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They used the EPA US 9-region national database (EPAUS9r) with the MARKet Allocation (MARKAL) energy system model to develop emissions scenarios and spectral nudging to downscale global climate to the regional scale over the US. Climate Change Emissions Health Policy' —Trail et al. Trail, Alexandra P.

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EPA: GHG emissions standards for cars and light trucks should be revised; joint process with NHTSA (updated with more reactions)

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The US Environmental Protection Agency (EPA) Administrator Scott Pruitt announced the completion of the Midterm Evaluation (MTE) process for the greenhouse gas (GHG) emissions standards for cars and light trucks for model years 2022-2025, and his final determination that the current standards are not appropriate and should be revised.

EPA 199