نتایج جستجو برای: industrial pollutants
تعداد نتایج: 170154 فیلتر نتایج به سال:
Industrial wastewater treatment is of high priority due to the presence an extraordinary concentration dangerous pollutants. Similar urban plants, there are plenty options while designing industrial ones which need various analyses and researches choose correctly.
Background and Objectives: Tous gas power plant as an emission source of gas pollutants is located in the northwest of Mashhad City. This power plant is located in the neighborhood of various (linear, point and area) sources of pollution including Tous thermal power plant, Tous industrial town and motor vehicles hence, it is not possible to determine precisely and accurately the share of these ...
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The Great Barrier Reef (GBR) is a World Heritage Area and contains extensive areas of coral reef, seagrass meadows and fisheries resources. From adjacent catchments, numerous rivers discharge pollutants from agricultural, urban, mining and industrial activity. Pollutant sources have been identified and include suspended sediment from erosion in cattle grazing areas; nitrate from fertiliser appl...
Background The natural environment has suffered high accumulations of pollutants which affect not only the soil, groundwater, rivers, lakes, rainwater routes and air, but also human health due to the formation of unhealthy conditions. Excessive use of pesticides, crude oil spills, discharges of industrial waste, among other xenobiotic compounds accumulate in the environment and become worrisome...
Aromatic compounds are among the most prevalent and persistent pollutants in the environment. Petroleum-contaminated soil and sediment commonly contain a mixture of polycyclic aromatic hydrocarbons (PAHs) and heterocyclic aromatics. Aromatics derived from industrial activities often have functional groups such as alkyls, halogens and nitro groups. Biodegradation is a major mechanism of removal ...
BACKGROUND Since the industrial revolution, the rate of industrialization and urbanization has increased dramatically. Regarding this issue, specific regions mostly located in developing countries have been confronted with serious problems, particularly environmental problems among which air pollution is of high importance. METHODS Eleven parameters, including CO, SO2, PM10, PM2.5, O3, NO2, b...
The increasing worldwide contamination of freshwater systems with thousands of industrial and natural chemical compounds is one of the key environmental problems facing humanity. Although most of these compounds are present at low concentrations, many of them raise considerable toxicological concerns, particularly when present as components of complex mixtures. Here we review three scientific c...
Water pollution is one of the major threats to public health in Pakistan. Drinking water quality is poorly managed and monitored. Pakistan ranks at number 80 among 122 nations regarding drinking water quality. Drinking water sources, both surface and groundwater are contaminated with coliforms, toxic metals and pesticides throughout the country. Various drinking water quality parameters set by ...
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