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

Green Car Congress

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. Trends in daily maximum ozone levels (known as 4MDA8) at urban and non-urban sites.

Ozone 255
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Study finds significant slowdown in decrease of NOx emissions in US; implications for air quality management

Green Car Congress

NO x emissions have not been decreasing as expected in recent years (2011–2015) when comparing top-down estimates from satellites and surface NO 2 measurements to the trends predicted from the US Environmental Protection Agency’s emission inventory data, according to a new study by an international team of researchers. Zhe Jiang, Brian C.

Emissions 150
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The New Supersonic Boom

Cars That Think

government established a Supersonic Transport Advisory Committee, which began discussions with international partners about building a supersonic airliner. This artist's rendering shows Boom Technology's future Overture airliner, which will be able to carry as many as 88 people. Boom Supersonic.

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Study links air pollution to increased emergency department visits for heart and lung disease

Green Car Congress

They found that exposure to pollutants such as ground-level ozone and nitrogen oxides, which are created from burning fossil fuels, led to increased ED visits. The study is published in the journal Environment International. We estimated associations between twelve ambient air pollutants of both primary (e.g. Krall, Howard H.

Pollution 353
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COVID-19 Forced Us All to Experiment. What Have We Learned?

Cars That Think

And it's already clear that the COVID-19 pandemic has sped up the arrival of the future along several dimensions. Since this legislation was introduced, a number of companies have faced heavy fines, including British Airways, which in 2018 was fined £183 million for poor security arrangements following a cyberattack.

Chad 98