Sentence examples for low pollutant levels from inspiring English sources

The relatively low pollutant levels indicated that the upstream land-use activities appear to exert a marginal impact on the in-stream water quality.

Specifically, women living in census tracts with high levels of benzene, DPM, or PAHs were approximately two to three times more likely to be diagnosed with cervical dysplasia compared to women living in census tracts with relatively low pollutant levels.

The analysis of site similarity showed that 16 sites could be divided into high, moderate, and low pollutant level groups at (Dlink/Dmax)×25<10, and each group had primary typical SVOCs.

For example, one recent study of children living in California reported that those exposed to the highest levels of traffic-related air pollution during pregnancy and in the first year of life were twice as likely to develop ASDs as those exposed to the lowest pollutant levels.

On the one hand, data for a single year in the midpoint of this interval may be suitable surrogates for levels over longer periods because the relative ranking of geographic areas of high versus low ambient air pollutant levels (because of their proximity to roadways and point sources) likely remains the same.

The findings on the effects of maternal exposure to air pollution during pregnancy on lymphocyte immunophenotype distributions in cord blood, even at low air pollutants levels, suggest that the fetus might be highly sensitive to maternal exposures and its variations during pregnancy.

As expected for this study region (southwestern BC), the mean pollutant levels were low (Table 2) relative to international guidelines.

All dilution air for the system was passed through HEPA and carbon filters, permitting an FA control exposure option with very low particulate and gaseous organic pollutant levels.

Although pollutant levels in the region are low in a European context, they are higher than in most of Sweden, due to long-range transport of pollutants from the continent and extensive transport/road, harbor and ferry traffic.

Although pollutant levels in the region are low in a European context (Additional file 1), they are higher than in most of Sweden, due to long-range transport of pollutants from the continent and extensive harbor and ferry traffic.

The air pollutant levels were highest in winter and lowest in monsoon.