Background The negative effect of air pollution on human health is widely reported in recent
literature. It typically involves urbanized areas where the population is concentrated and …

Cities are drivers of the global economy, containing products and industries that emit many
chemicals. Here, we use the Multimedia Urban Model (MUM) to estimate atmospheric …

To reduce air pollution over China, a series of measures to decrease concentrations of
aerosols and trace gases has been implemented during the last two decades. The effects of …

Delhi's annual average PM2. 5 concentration in 2021–22 was 100 μg/m3—20 times more
than the WHO guideline of 5 μg/m3. This is an improvement compared to the limited …

General practice is to rely on ambient monitoring data for reporting and regulatory
applications in air quality management. Based on data collated for 2021, Delhi ranked the …

Net primary productivity (NPP) has been the subject of numerous studies, but the qualitative
and comparative study on NPP that considers human activities, climate change, and their …

Fine particulate matter (PM2. 5) is a major pollutant in Guanzhong Urban Agglomeration
(GUA) during the winter, and GUA is one of China's regions with the highest concentrations …

The World Health Organization estimates that over 90% of the world's population is exposed
to hazardous levels of local air pollution. Air pollution is markedly worse in low-and middle …

Ambient fine particulate matter (PM2. 5) has severe adverse health impacts, making it crucial
to reduce PM2. 5 exposure for public health. Meteorological and emissions factors, which …

Background Evidence suggests ambient fine particulate matter (PM2. 5) is a risk factor for
cardiovascular diseases, lung cancer morbidity and mortality, and all-cause mortality …