Volatile chemical product emissions enhance ozone and modulate urban chemistry.
air pollution
ozone
urban atmospheric chemistry
volatile chemical products
Journal
Proceedings of the National Academy of Sciences of the United States of America
ISSN: 1091-6490
Titre abrégé: Proc Natl Acad Sci U S A
Pays: United States
ID NLM: 7505876
Informations de publication
Date de publication:
10 08 2021
10 08 2021
Historique:
entrez:
3
8
2021
pubmed:
4
8
2021
medline:
18
12
2021
Statut:
ppublish
Résumé
Decades of air quality improvements have substantially reduced the motor vehicle emissions of volatile organic compounds (VOCs). Today, volatile chemical products (VCPs) are responsible for half of the petrochemical VOCs emitted in major urban areas. We show that VCP emissions are ubiquitous in US and European cities and scale with population density. We report significant VCP emissions for New York City (NYC), including a monoterpene flux of 14.7 to 24.4 kg ⋅ d
Identifiants
pubmed: 34341119
pii: 2026653118
doi: 10.1073/pnas.2026653118
pmc: PMC8364211
pii:
doi:
Substances chimiques
Air Pollutants
0
Monoterpenes
0
Nitrogen Oxides
0
Vehicle Emissions
0
Volatile Organic Compounds
0
Ozone
66H7ZZK23N
Types de publication
Journal Article
Research Support, Non-U.S. Gov't
Langues
eng
Sous-ensembles de citation
IM
Déclaration de conflit d'intérêts
The authors declare no competing interest.
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