Sentence examples for pollution indices from inspiring English sources

However multi-element indices such as the modified degree of contamination and nemerow pollution indices indicate no pollution in the study area so far as the heavy metals studied are concerned.

Because the acidic aerosol has a unique component of variation, it may be possible to distinguish health effects due to this specific pollutant from other available pollution indices or environmental factors.

[ 7] CNEPA calculated individual pollution indices for five major air pollutants including particulate matter (PM10), sulfur dioxide (SO2), and nitrogen dioxide (NO2), ground-level ozone (O3), and carbon monoxide (CO).

Ultimately, the goal of standard-setting should be the development of composite pollution indices rather than control of individual pollutants.

Hong et al. (1999) used a number of air pollution indices to evaluate the combined effects of various air pollutants.

Spatially distributed nonpoint source (NPS) pollution indices are used to identify areas in a watershed where potential pollutant loading coincides with runoff generating areas.

Heavy metal pollution index based on 11 heavy metals indicated that groundwater quality of this area is poor-to-unsuitable.

As indicators of the environmental impact water pollution, indexes of traffic and industrial activity, wastes and solar radiation are assumed.

And according to the pollution index, Paris is the 122nd most polluted urban center out of 300, sandwiched between Krakow, Poland, and Phuket, in Thailand.

Furthermore, the analysis of the pollution index and the integrated Nemerow pollution index also indicated that the soil was most heavily polluted by cadmium.

The values of pollution index (PI) and Nemerow integrated pollution index (NIPI) indicated that the heavy metal pollution level was Cd > Zn > Cu > Pb, and Cu, Zn, Cd and Pb belong to safe to heavy pollution.