Serious ambient PM2. 5 and O3 pollution is one of the most important environmental
challenges of China, necessitating an urgent cost-effective cocontrol strategy. Herein, we …

Although emissions have a direct impact on air pollution, meteorological processes may
influence inmission concentration, with the only way to control air pollution being through the …

Different socioeconomic developments have substantially shaped the unique characters of
cities in urban agglomerations, which may have led to uncertainties in the interpretations of …

A variety of methods based on air quality models, including tracer methods, the brute-force
method (BFM), decoupled direct method (DDM), high-order decoupled direct method …

Energy transition is an important way to control air pollution, but it may conflict with the
economic goal of alleviating regional inequality due to its inherently different cost burdens …

Abstract The Comprehensive Air-quality Model with extensions (CAMx) was used to explore
the sensitivity of PM 2.5 and O 3 concentrations to four selected meteorological factors: wind …

PM 2.5 concentrations have dramatically reduced in key regions of China during the period
2013–2017, while O 3 has increased. Hence there is an urgent demand to develop a …

Atmospheric gaseous ammonia (NH 3) is the most abundant alkaline gas in the atmosphere
while aerosol ammonium (NH 4+) constitutes a majority of the inorganic cation concentration …

Air pollution is a major threat to human health and ecosystems. Using 10-year (2013–2022)
multi-source observations for the Bei**g, China, we showed that clean-air actions have …

Since 2013, China has taken a series of actions to relieve serious PM 2.5 pollution. As a
result, the annual PM 2.5 concentration decreased by more than 50% from 2013 to 2021 …