Regional severe haze represents an enormous environmental problem in China, influencing
air quality, human health, ecosystem, weather, and climate. These extremes are …

Organic peroxides (POs) are organic molecules with one or more peroxide (− O–O−)
functional groups. POs are commonly regarded as chemically labile termination products …

Short‑lived climate forcers (SLCFs) affect climate and are, in most cases, also air pollutants.
They include aerosols (sulphate, nitrate, ammonium, carbonaceous aerosols, mineral dust …

To control the spread of the 2019 novel coronavirus (COVID-19), China imposed nationwide
restrictions on the movement of its population (lockdown) after the Chinese New Year of …

Acidity, defined as pH, is a central component of aqueous chemistry. In the atmosphere, the
acidity of condensed phases (aerosol particles, cloud water, and fog droplets) governs the …

Surface ozone is a severe air pollution problem in the North China Plain, which is home to
300 million people. Ozone concentrations are highest in summer, driven by fast …

Air quality is concerned with pollutants in both the gas phase and solid or liquid phases. The
latter are referred to as aerosols, which are multifaceted agents affecting air quality, weather …

The formation mechanism of aerosol sulfate during wintertime haze events in China is still
largely unknown. As companions, SO2 and transition metals are mainly emitted from coal …

In recent years, China has experienced severe and persistent air pollution associated with
rapid urbanization and climate change. Three years' time series (January 2014 to December …

Abstract In China, over 1.3 billion people have high health risks associated with exposure to
ambient fine particulate matter (PM 2.5) that exceeds the World Health Organization (WHO) …