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Air pollution has a negative impact on human health and the ecosystem as a whole. It causes a variety of diseases, such as asthma, various lung diseases, cardiovascular diseases, which particularly affect children and the elderly. The aim of the study is to determine how the preparation of melted snow samples for analysis influences concentrations of lead (Pb), zinc (Zn), nickel (Ni), vanadium (V), copper (Cu), manganese (Mn) in snow samples. For snow samples analysis ICP-OES spectrometer "iCAP 7000" is used. In s...

Air pollution in cities caused by traffic is an important environmental and health issue worldwide. Air pollution caused by traffic exceeds air pollution from other anthropogenic sources, such as industrial, various heat supply and residential areas. This study analyzes a wide range of pollutants in snowpacks at different intensity roads in one of the largest cities in Latvia in Jelgava. Snow samples are taken from three sampling points at distance of 1 m, 10 m, and 20 m from the roadway. In the study, various met...