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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. However, plants also decrease air ozone levels by taking the gas up through pores in their leaves.

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CARB, NOAA, NASA and San Jose State University scientists team up to study ozone transported across Pacific

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As California continues to reduce local sources of ozone, ozone entering the state from the Pacific makes up a larger fraction of measured ozone levels. An ozonesonde is a balloon which measures ozone from the surface to more than 10 kilometers above the ground.

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Study: more stringent O3 and PM2.5 air pollution standards could save thousands of lives, greatly improve public health

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In “Estimated Excess Morbidity and Mortality Caused by Air Pollution above ATS Recommended Standards, 2011-2013,” published online in the August edition of Annals of the American Thoracic Society , researchers report on the annual health benefits of meeting more protective standards recommended by the ATS for O 3 and PM 2.5.

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Annual American Lung Association report shows continued progress in air quality, but more to be done

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The American Lung Association released its annual report on air quality, State of the Air 2011 , which includes lists of the nation’s most polluted metropolitan areas. million people—live in areas with levels of ozone and/or particle pollution that are often dangerous to breathe. Bakersfield, Calif.

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UC Davis Begins $2.8M Studies on Impacts of Escaped Nitrogen

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Data on agricultural nitrogen pollution are limited, and some nitrogen pollution forms are difficult to monitor. With this new funding, we can start to fill in those blanks, and improve management of nitrogen, carbon and water to help move agriculture toward sustainability in significant ways. Tom Tomich.

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San Joaquin Valley receives $12.9M from CARB for clean trucks

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The San Joaquin Valley Air Pollution Control District is made up of eight counties in California’s Central Valley: San Joaquin,Stanislaus, Merced, Madera, Fresno, Kings, Tulare and the San Joaquin Valley Air Basin portion of Kern. The District is currently working on reaching attainment for the federal 8-hour ozone and PM 2.5

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