Review of urban secondary organic aerosol formation from gasoline and diesel motor vehicle emissions

DR Gentner, SH Jathar, TD Gordon… - … science & technology, 2017 - ACS Publications
Secondary organic aerosol (SOA) is formed from the atmospheric oxidation of gas-phase
organic compounds leading to the formation of particle mass. Gasoline-and diesel-powered …

Environmental pollution in Africa

AO Fayiga, MO Ipinmoroti, T Chirenje - Environment, development and …, 2018 - Springer
Africa is blessed with natural and mineral resources, but exploitation of these resources has
led to extreme pollution of the environment. Population growth and urbanization due to …

Volatile chemical product emissions enhance ozone and modulate urban chemistry

MM Coggon, GI Gkatzelis… - Proceedings of the …, 2021 - National Acad Sciences
Decades of air quality improvements have substantially reduced the motor vehicle
emissions of volatile organic compounds (VOCs). Today, volatile chemical products (VCPs) …

Volatile chemical products emerging as largest petrochemical source of urban organic emissions

BC McDonald, JA De Gouw, JB Gilman, SH Jathar… - Science, 2018 - science.org
A gap in emission inventories of urban volatile organic compound (VOC) sources, which
contribute to regional ozone and aerosol burdens, has increased as transportation …

Inferring Changes in Summertime Surface Ozone–NOx–VOC Chemistry over US Urban Areas from Two Decades of Satellite and Ground-Based Observations

X Jin, A Fiore, KF Boersma, ID Smedt… - Environmental science & …, 2020 - ACS Publications
Urban ozone (O3) formation can be limited by NO x, VOCs, or both, complicating the design
of effective O3 abatement plans. A satellite-retrieved ratio of formaldehyde to NO2 …

From COVID-19 to future electrification: Assessing traffic impacts on air quality by a machine-learning model

J Yang, Y Wen, Y Wang, S Zhang… - Proceedings of the …, 2021 - National Acad Sciences
The large fluctuations in traffic during the COVID-19 pandemic provide an unparalleled
opportunity to assess vehicle emission control efficacy. Here we develop a random-forest …

Identifying volatile chemical product tracer compounds in US cities

GI Gkatzelis, MM Coggon, BC McDonald… - Environmental …, 2020 - ACS Publications
With traffic emissions of volatile organic compounds (VOCs) decreasing rapidly over the last
decades, the contributions of the emissions from other source categories, such as volatile …

Unexpected slowdown of US pollutant emission reduction in the past decade

Z Jiang, BC McDonald, H Worden… - Proceedings of the …, 2018 - National Acad Sciences
Ground and satellite observations show that air pollution regulations in the United States
(US) have resulted in substantial reductions in emissions and corresponding improvements …

Gas-and particle-phase primary emissions from in-use, on-road gasoline and diesel vehicles

AA May, NT Nguyen, AA Presto, TD Gordon… - Atmospheric …, 2014 - Elsevier
Tailpipe emissions from sixty-four unique light-duty gasoline vehicles (LDGVs) spanning
model years 1987–2012, two medium-duty diesel vehicles and three heavy-duty diesel …

[HTML][HTML] Air pollution trends measured from Terra: CO and AOD over industrial, fire-prone, and background regions

RR Buchholz, HM Worden, M Park, G Francis… - Remote sensing of …, 2021 - Elsevier
Following past studies to quantify decadal trends in global carbon monoxide (CO) using
satellite observations, we update estimates and find a CO trend in column amounts of …