Diurnal and seasonal variation of BTEX in the air of Monterrey, Mexico: preliminary study of sources and photochemical ozone pollution

JG Cerón-Bretón, RM Cerón-Bretón, JDW Kahl… - Air Quality, Atmosphere …, 2015 - Springer
Atmospheric levels of benzene, toluene, ethylbenzene, and xylenes (BTEX) were measured
in an urban site located in Nuevo Leon, Mexico, during summer and autumn 2013. A total of …

Spatial and temporal variability of surface ozone and nitrogen oxides in urban and rural ambient air of Delhi-NCR, India

A Kumar, D Singh, BP Singh, M Singh… - Air Quality, Atmosphere …, 2015 - Springer
Abstract Ozone (O 3), nitric oxide (NO), nitrogen dioxide (NO 2), and nitrogen oxides (NO x)
were measured continuously at three sites viz. urban background (JN), urban/traffic (CP) …

Two decades of ozone standard exceedances in Santiago de Chile

RJ Seguel, L Gallardo, ZL Fleming… - Air Quality, Atmosphere & …, 2020 - Springer
A drastic decline of 2.4 ppbv decade− 1 in the ozone mixing ratio has been measured in
Santiago de Chile during the 2000s. Subsequently, in the 2010s, ozone trends stabilized in …

[HTML][HTML] Seasonal variation in atmospheric pollutants transport in central Chile: dynamics and consequences

R Lapere, L Menut, S Mailler… - … Chemistry and Physics, 2021 - acp.copernicus.org
Central Chile faces atmospheric pollution issues all year long as a result of elevated
concentrations of fine particulate matter during the cold months and tropospheric ozone …

Ozone and volatile organic compounds in the metropolitan area of Lima-Callao, Peru

JS Silva, JP Rojas, M Norabuena… - Air Quality, Atmosphere & …, 2018 - Springer
This study analyzes ozone formation in the metropolitan area of Lima-Callao as a function of
meteorological patterns and the concentrations of nitrogen oxides and reactive organic …

Transformational characteristics of ground-level ozone during high particulate events in urban area of Malaysia

NR Awang, NA Ramli, S Shith, NS Zainordin… - Air Quality, Atmosphere …, 2018 - Springer
Observations of ground-level ozone (O 3), nitric oxide (NO), nitrogen dioxide (NO 2),
particulate matter (PM 10) and meteorological parameter (temperature, relative humidity and …

Properties of particulate pollution in the port city of Valparaiso, Chile

JC Marín, GB Raga, J Arévalo, D Baumgardner… - Atmospheric …, 2017 - Elsevier
The city of Valparaiso is home to one of the largest commercial ports on the west coast of
South America. Port activities, that continue year-round, 24 ha day and seven days a week …

Significance of volatile organic compounds and oxides of nitrogen on surface ozone formation at semi-arid tropical urban site, Hyderabad, India

R Venkanna, GN Nikhil, PR Sinha, TS Rao… - Air Quality, Atmosphere …, 2016 - Springer
The chemistry and variation in light molecular weight (C 2–C 5) volatile organic compounds
(VOCs) and nitrogen oxides (NO x= NO+ NO 2) over the formation of tropospheric ozone (O …

Synoptic and local circulations associated with events of high particulate pollution in Valparaiso, Chile

D Pozo, JC Marín, GB Raga, J Arévalo… - Atmospheric …, 2019 - Elsevier
This study discusses the synoptic situations associated with cases of high pollution in terms
of black carbon (BC) concentrations observed at the research site during the four months of …

Ozone, nitrogen oxides, and volatile organic compounds in a central zone of Chile

R Toro A, RJ Seguel, RGE Morales S… - Air Quality, Atmosphere & …, 2015 - Springer
The relationships between ozone (O 3) and its precursors, nitrogen oxides (NO x) and
volatile organic compounds (VOCs), were investigated in the VIR region (34° 10′ S, 71° …