Featured Application Key conclusions and recommendations are proposed to enlighten
decision makers in view of the next regulations on vehicle emissions in Europe and …

Remarkable perturbations in the stratospheric abundances of chlorine species and ozone
were observed over Southern Hemisphere mid-latitudes following the 2020 Australian …

Emitted by numerous primary sources and formed by secondary sources, atmospheric
brown carbon (BrC) aerosol is chemically complex. As BrC aerosol ages in the atmosphere …

Abstract The NOAA/NASA Fire Influence on Regional to Global Environments and Air
Quality (FIREX‐AQ) experiment was a multi‐agency, inter‐disciplinary research effort to:(a) …

Biomass burning is the largest combustion-related source of volatile organic compounds
(VOCs) to the atmosphere. We describe the development of a state-of-the-science model to …

Black Carbon (BC), the second-largest contributor to global warming, has detrimental effects
on human health and the environment. However, the accurate quantification of BC poses a …

Guaiacyl acetone (GA) is a phenolic carbonyl emitted in significant quantities by wood
combustion that undergoes rapid aqueous-phase oxidation to produce aqueous secondary …

In recent years, carbonaceous aerosols (CA) have been recognized as a significant
contributor to the concentration of particles smaller than 2.5 μm (ie, PM 2.5), with a negative …

The light-absorbing organic aerosol (OA) constitutes an important fraction of absorbing
components, counteracting major cooling effect of aerosols to climate. The mechanisms in …

Biomass burning smoke is advected over the southeast Atlantic Ocean between July and
October of each year. This smoke plume overlies and mixes into a region of persistent low …