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TOAR shows present-day global ozone distribution and trends relevant to health; public database

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Ozone levels across much of North America and Europe dropped significantly between 2000 and 2014. People living in parts of southern Europe, South Korea and southern Japan and China also experienced more than 15 days a year of ozone levels above 70 ppb. Source: University of Leicester. Click to enlarge.

Ozone 255
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UK researchers report that alcohols in windshield washer fluid are major unreported source of VOCs emissions from cars, including EVs

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Scaling of industry sales statistics enabled the discrepancy to be attributed to the use of ancillary solvent products such as screenwash and deicer which are not included in internationally applied vehicle emission methodologies. the products used for “car care,” such as windshield washer fluid.

Emissions 397
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Study: consumer products overtake transportation as largest source of VOCs air pollution in cities

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Consumer products such as shampoo, cleaning products and paint now contribute as much to emitted volatile organic compounds (VOCs) in cities as tailpipe emissions from vehicles, according to a new study led by NOAA. 1A) and sales data of volatile chemical products. —McDonald et al.

Pollution 264
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New study puts air-pollution related deaths in India in 2019 at 1.67 million

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billion in economic loss was 1.36% of the country’s gross domestic product, according to the report. billion people, according to Landrigan, whose research was funded in part by UN Environment Programme. and that due to ambient ozone pollution increased by 139.2%. There are similar statistics from Europe, Australia, and Japan.

Pollution 321
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Houston-Galveston area to deploy 30 battery-electric delivery trucks

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As part of a US Department of Energy sponsored effort, local fleets will replace existing diesel delivery vehicles with all-electric medium- and heavy-duty Smith Newton trucks for daily operations in the Houston-Galveston area. Each Smith Newton will be delivered with an electric vehicle charging station (EVSE).

Houston 239
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Study finds that cities with highly contiguous built-up areas have on average lower NO2 concentrations

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It is also a precursor to the formation of ground-level ozone and particulate matter, and as a cause of acid rain. Among the other findings of the study were: Urban circularity (“compactness”) is not a statistically significant predictor of NO 2 concentration. The peak occurs at approximately US$30,000 per capita GDP. Bechle, Dylan B.

Pollution 225
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IPCC: GHG emissions accelerating despite mitigation efforts; major institutional and technological change required to keep the heat down

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These scenarios also describe a wide range of changes in land use, reflecting different assumptions about the scale of bioenergy production, afforestation, and reduced deforestation. Cutting emissions from electricity production to near zero is a common feature of ambitious mitigation scenarios. IPCC WG III. Click to enlarge.

Emissions 257