Sentence examples for concentrations of road from inspiring English sources

Hence, concentrations of road accidents often correspond to places where improvements could be made in terms of road design, signalling and land-use planning.

It was found that in effect, trees have a regionally beneficial impact on road traffic emissions by increasing turbulence and reducing ambient concentrations of road traffic emissions by 7% at pedestrian height on average.

The results showed that in the same rain event the pollutant loads (chemical oxygen demand (COD) and total suspended solids (TSS)) in the sampling areas were in the order of industrial area > commercial area > residential area, and within the same area the COD and TSS concentrations of road runoffs were higher than those of roof runoffs.

Bioassay results from runoff events confirm that the observed high concentrations of road salt caused acute and chronic toxicity to aquatic organisms.

This paper tests the usefulness of a multilevel model (MLM) for explaining the spatial occurrence of road accidents; it also shows and confirms how far the characteristics of the geographical environment influence the location and concentration of road accidents at two levels of spatial aggregation.

A major limitation of this study was variable wind speed and other meteorological conditions, which affected measured concentrations independent of road traffic volume.

Prairie fragmentation is particularly severe in Iowa, which has a high concentration of roads, and scientists studying the behavior of butterflies here have made some startling observations about the differences among species.

Increased concentrations of both road deicing salts caused increased T. granulosa egg mortality, as has been found for NaCl in many other amphibian species (Beebee 1985; Padhye and Ghate 1992; Viertel 1999; Turtle 2000; Karraker et al. 2008; Karraker and Ruthig 2009; Petranka and Doyle 2010; Alexander et al. 2012).

It allows for decrease of driver fatigue and work intensity, significant decrease of gearbox cost, multiple enhancement of reliability, reduction of clutch operation costs, enhancement of driver's attention concentration on road conditions and improvement of the traffic safety.

Speed humps have been found to be efficacious in terms of harm minimization, and are especially appropriate in areas with a high concentration of vulnerable road users.

Compared to baseline Pb concentrations of <3 mg/kg, road sediments averaged 186 mg/kg, with a maximum value of 3140 mg/kg.