Wuhan was the first city to adopt the lockdown measures to prevent COVID-19 spreading,
which improved the air quality accordingly. This study investigated the variations in chemical …

To explore the spatial variation of source-specific ecological risks and identify critical
sources of heavy metals in road dust, 36 road dust samples collected in Beijing in March …

Ambient particulate matter pollution is one of the leading causes of global disease burden.
Epidemiological studies have revealed the connections between particulate exposure and …

PM 2.5 pollution episodes rapidly and significantly deteriorate the air quality and are a
critical concern worldwide. This study developed a fusion method based on the moving …

Boundaries between industrial and urban areas in developing countries are not clearly
defined, but pollution effect assessment of industrial activities on potentially toxic metal …

In health-oriented air pollution control, it is vital to rank the contributions of different emission
sources to the health risks posed by hazardous components in airborne fine particulate …

Characteristics and sources of ambient particle elements in urban Beijing were studied by
hourly observations in two size fractions (PM 10 and PM 2.5) during November and …

Highlights•Temporal variations of source-specific risks of heavy metals in PM 2.5 were
estimated.•Mn-related industry source and coal combustion posed most of the cancer …

To investigate the chemical compositions, sources, and aging processes of submicron
particles (PM1), a comprehensive field campaign was conducted in Guangzhou urban area …

Accurate measurements of PM 2.5 related heavy metals (HMs) and some components are
critical to better understanding the sources and health risks of PM 2.5. HMs and other …