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Severe drought influences ozone pollution

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Drought conditions can have complicated effects on ozone air quality, so to better understand the process, researchers have analyzed data from two ozone-polluted cities before, during and after the California drought. They report their results in ACS’ journal Environmental Science & Technology. Geddes, Xi Yang, Emily Y. Najacht, Solianna A.

Ozone 207
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ICL, CMU study associates PM2.5 air pollution in US with >30,000 deaths and reduced life expectancy

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The amount of this fine particle pollution in the US has declined since 1999. µg/m 3 , in 1999, Fresno County, California. µg/m 3 , which is mostly below the current standard, air pollution was associated with an estimated 15,612 deaths in females, and 14,757 deaths in men. The current US annual PM 2.5 µg/m 3 ). 1002856.

Pollution 247
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California ARB awards funding to San Joaquin Valley Air Pollution Control District to deploy 15 Proterra electric buses

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The California Air Resources Board (CARB) awarded funding to the San Joaquin Valley Air Pollution Control District (SJVAPCD) to deploy 15 Proterra Catalyst buses; 11 Proterra depot-chargers; and 4 Proterra fast-chargers. We expect this program will eliminate 1.592 tons per year of weighted criteria pollutants.

Pollution 150
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Renewable diesel producer AltAir settles with ARB over LCFS violations

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Of that total, $66,500 goes into California’s Air Pollution Control Fund. The additional $66,000 will fund a Supplemental Environmental Project (SEP) developed by Tree Fresno to evaluate the effectiveness of using vegetative barriers to reduce near-road pollution exposure.

Renewable 186
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Clean-air plan for San Joaquin Valley first to meet all federal standards for fine particle pollution; $5B in incentive funding required

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Meeting standards for fine particle pollution, or PM 2.5 , is the San Joaquin Valley’s most critical air quality challenge. The San Joaquin Valley has the worst particulate matter pollution in California—and the worst in the nation for annual federal standards. The newly adopted 2018 Valley PM 2.5 emissions and 1.9

Pollution 191
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California to receive more than $236M to support transit agencies’ transition to zero-emission buses

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City of Fresno. Fresno Zero-Emissions Transition Project. The federal Low-No Program supports the transition of the nation’s transit fleet to the lowest polluting and most energy efficient transit vehicles. SunLine Transit Agency. Expanding Hydrogen Fuel Cell Usage in the Coachella Valley. SunLine Transit Agency. 17,367,042.

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UC Riverside engineers to “referee” CARB heavy-duty truck emissions program

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California State University Fresno will partner with UCR by doing tests in the San Joaquin Valley, said Tom Durbin, a research engineer with CE-CERT, who will oversee the referee program. Two testing locations are expected to open this spring, including a site in Riverside.

Emissions 199