Remove Exhaust Remove Organization Remove Ozone
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Berkeley study identifies diesel as main source of vehicular secondary organic aerosols

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Contribution of gasoline and diesel exhaust to SOA over 0% to 50% diesel fuel use. The study determined that, depending on a region’s fuel use, diesel exhaust is responsible for 65% to 90% of vehicular-derived SOA, with substantial contributions from aromatic and aliphatic hydrocarbons. Gentner et al. Click to enlarge. Earlier post.).

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Reducing Black Carbon Emissions and Ground-Level Ozone Would Provide Immediate Benefit Against Climate Change

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Reducing emissions of black carbon soot and ground-level ozone would quickly make a considerable dent in the climate change problem and would also contribute to public health and protect crop yields, according to an essay in the September/October issue of Foreign Affairs. Besides a danger to breathe, ozone lowers crop yields.

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Toyota Central R&D Labs develops new ferrihydrite material that effectively removes ozone from air

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(Japan) report in the journal Angewandte Chemie the development of a mesoporous two-line ferrihydrite (2LFh)—ferrihydrite is a widespread mineral composed of iron, oxygen, and water—that could lead to a new generation of ozone filters in electrostatic devices and aircraft applications. removal; it showed about 95 % O 3.

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BASF introduces cost-effective upgrade to ozone-VOC converters for healthier aircraft cabin air; UpCore

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BASF has launched UpCore, a new service providing a cost-effective and sustainable technology upgrade from a standard ozone converter to an ozone-VOC (volatile organic compounds) converter for cleaner and healthier aircraft cabin air. The air at high altitude contains significant levels of ozone.

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EPA proposes approval of new ozone plans for the two of the worst Air Quality Zones in US: California’s San Joaquin Valley and South Coast

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US EPA Region 9 8-hour ozone trends, 1979-2000. These State Implementation Plans (SIPs) are the roadmaps to meeting the 1997 8-hour ozone National Ambient Air Quality Standards (NAAQS) of 0.08 In 1997, EPA first established the 8-hour ozone standard, which replaced the older 1-hour ozone standard (0.12 Source: EPA.

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US EPA proposes San Joaquin Valley, South Coast, Southeast Desert as failing to meet one hour ozone air standard

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The US Environmental Protection Agency announced that it is proposing to find that the San Joaquin Valley, and California’s South Coast and the Southeast Desert have failed to meet the 1-hour ozone standard by their required deadlines. Children and the elderly are most impacted by ozone pollution. NO x and VOCs are ozone precursors.

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China study connects ozone pollution to cardiovascular health

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Exposure to ozone, long associated with impaired lung function, is also connected to health changes that can cause cardiovascular disease such as heart attack, high blood pressure and stroke, according to a new study of Chinese adults. The findings associated ozone exposure with markers of platelet activation and increased blood pressure.

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