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URBAN AIR QUALITY

Tracking pollutant emissions

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Progress in the post-combustion treatment of diesel vehicle exhaust has led to shifting proportions of the constituents of nitrogen oxides. Observations from 61 European cities suggest that the outlook on attaining NO2 standards is more optimistic than expected.

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Fig. 1: London congestion.

David Burton / Alamy Stock Photo.

References

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Author information

Authors and Affiliations

  1. Department of Chemical & Environmental Engineering, Yale University, New Haven, CT, USA

    Drew R. Gentner & Fulizi Xiong

  2. SEARCH (Solutions for Energy, Air, Climate and Health) Center, Yale University, New Haven, CT, USA

    Drew R. Gentner & Fulizi Xiong

  3. School of Forestry and Environmental Sciences, Yale University, New Haven, CT, USA

    Drew R. Gentner

Authors
  1. Drew R. Gentner
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  2. Fulizi Xiong
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Correspondence to Drew R. Gentner.

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Competing interests

D.R.G. and F.X. have externally funded research projects on low-cost air quality monitoring networks, and Yale University has licensed out their technology.

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Gentner, D.R., Xiong, F. Tracking pollutant emissions. Nature Geosci 10, 883–884 (2017). https://doi.org/10.1038/s41561-017-0027-y

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