Sentence examples for concentrations of traffic from inspiring English sources

Another study in Boston found that on days when concentrations of traffic pollutants went up, so did the risk of stroke.

A study of 1,700 Boston stroke patients, published in The Archives of Internal Medicine, found that on days when concentrations of traffic pollutants went up, so did the risk of stroke.

Raaschou et al. [ 33], used front-door concentrations of traffic exhaust fumes for classifying children into two exposure groups in Copenhagen, in urban and rural areas.

Within this nested study, a sub-sample of 50 homes were inspected in 2006/2007 and underwent measurement of indoor/outdoor concentrations of traffic related pollutants.

This map was generated by the dispersion model ADMS Roads (CERC, Cambridge, UK), which has been widely used to assess the impact of road traffic on local air quality and extensively validated against monitored roadside concentrations of traffic pollutants[ 16].

The aim of this study was to study pregnant women's exposure to traffic exhaust pollutants at home in relation to the adverse pregnancy outcomes of spontaneous preterm delivery, pregnancy-induced hypertensive disorders and SGA births, using individual exposure estimates for outdoor concentrations of traffic air pollution within a large cohort.

Concentrations of traffic-related air pollution can be highly variable at the local scale and can have substantial seasonal variability.

Exposure to elevated concentrations of traffic-related air pollutants in the near-road environment is associated with numerous adverse human health effects, including childhood cancer, which has been increasing since 1975.

Traffic density, and in particular diesel truck density, is much lower on main roads than on highways; thus, these 238 'exposed' subjects (16.1%) experienced, on average, lower concentrations of traffic-related pollutants than the subset living within 100 m of highways.

19 It has been demonstrated that the concentrations of traffic-related air pollutants decrease exponentially from major roadways and approach background concentrations within about 150 m.

More noticeable differences were observed between sites with respect to chemical species, with Chicago exhibiting higher concentrations of traffic-related pollutants, as indicated by copper, zinc, and LAC.