… Local and regional sources of urban ambient PM 2.5 exposures in Calgary, … urban area
(ie, >50,000 people residing within 4 km). The station is spatially classified by ECCC as ‘urban’, …

… Source apportionment of urban ambient PM 2.5 in two successive measurement campaigns
… The main goal of this study was to carry out source apportionment of ambient PM 2.5 in …

… Pronounced seasonal variation was observed in the urban area, with the highest … in PM
2.5 concentration were observed in both urban and rural areas. In the urban area, the PM 2.5 …

… urban air quality studies focus on the megacities of North America, Europe and, recently, Asia.
Meanwhile, the most polluted urban … for optimal urban particulate pollution management. …

PM 2.5 filter samples (12-h and 24-h) were collected in urban Atlanta, GA, next to a freeway
and 400 m away, as well as at a rural site, with particular focus on exploring on-road …

… In future epidemiologic studies, it is recommended that the spatial variation in ambient
PM2.5 concentrations within a study area be considered to possibly reduce exposure …

Background In epidemiology studies, ambient measurements of PM 2.5 are often used as
surrogates for personal exposures. However, it is unclear the degree to which ambient PM 2.5 …

… Measurements of urban ambient air pollution levels in three European cities were carried
out during winter of 1998–1999 within the framework of the ULTRA study. This was an …

… To this end, receptor modeling techniques were applied to semi–continuous ambient PM
2.5 data collected for a year at a representative urban–industrial location adjacent to a sizable …

… of the impact of harbour emissions on urban ambient air. However, this impact may be … on
urban air quality, simultaneous measurements were also carried out at the urban areas. In this …