Sentence examples for marker for traffic from inspiring English sources

The use of NO2 as a marker for traffic pollution may, however, hide complex chemical processes that occur in the atmosphere.

Interestingly, in the source model that also includes NO2 (another marker for traffic), each 20-ppb increase in NO2 increases the likelihood of wheeze by 8% (p = 0.09).

Reflectance measurements of PM2.5 absorbance have been shown to correlate well with actual measurements of elemental carbon and can be considered a marker for traffic emissions (diesel soot).

In 2000 2002, black smoke (BS) from PM2.5, a marker for traffic exhaust (Brunekreef et al. 1997; Zhu et al. 2002), was measured at nine sites using the Digitel monitor with glass fiber filters.

Of co-pollutants added to the model one at a time, NO2, which is a marker for traffic (Grieshop et al. 2006), was also found to be an independent risk factor for increased wheeze (Table 6).

In single-element analyses, EC, also considered a marker for traffic (Grieshop et al. 2006; Sarnat et al. 2008), is itself associated with increased symptoms (wheeze, shortness of breath, chest tightness) and medication use (Table 4).

In contrast to other areas, e.g. the U.S. East coast, PM2.5 in the Los Angeles area, is to a large extent the consequence of primary and secondary pollutants from traffic, and the proximity measure is, by definition, a marker for traffic-related exhaust emissions and/or re-suspended local pollutants.

In the Fresno/Clovis study area, the main source for NO2 is traffic; therefore, NO2 is a reasonable marker for traffic-related pollution (Watson et al. 2000).

We investigated whether ambient black carbon (BC), a marker for traffic-related particles, is associated with telomere length in the Normative Aging Study NASS).

The purpose of the present study was to determine whether the incidence of postmenopausal breast cancer in Montreal, Quebec, was associated with exposure to intraurban concentrations of nitrogen dioxide (NO2), a marker for traffic-related pollution.

We used NO2 because daily measurements were available during the study period from California Air Resources Board (2008), and it has been shown to be a good marker for traffic-related air pollution (Jerrett et al. 2005).