In response to the rapid spread of coronavirus disease-2019 (COVID-19) within and across
countries and the need to protect public health, governments worldwide introduced …

Anthropogenic emissions and land use changes have modified atmospheric aerosol
concentrations and size distributions over time. Understanding preindustrial conditions and …

Assessing the role of volatile organic compounds (VOCs) in production of ozone and
secondary organic aerosol (SOA) is especially important in light of ongoing policy goals …

Black carbon aerosol plays a unique and important role in Earth's climate system. Black
carbon is a type of carbonaceous material with a unique combination of physical properties …

Multiphase chemistry plays a vital role in the Earth system, climate, and health. Chemical
reactions, mass transport, and phase transitions between gases, liquids, and solids are …

Climate change and air pollution are critical environmental issues both in the here and now
and for the coming decades. A recent OECD report found that unless action is taken, air …

Secondary organic aerosol (SOA) is formed in the atmosphere when volatile organic
compounds (VOCs) emitted from anthropogenic and biogenic sources are oxidized by …

Organic species are an important but poorly characterized constituent of airborne particulate
matter. A quantitative understanding of the organic fraction of particles (organic aerosol, OA) …

1. INTRODUCTION Atmospheric aerosols play a key role in the Earth's atmosphere.
Aerosols influence cloud formation and their lifetime, they affect the distribution and amount …

Atmospheric oxidation of isoprene, the most abundantly emitted non-methane hydrocarbon,
affects the abundances of ozone (O 3), the hydroxyl radical (OH), nitrogen oxide radicals …