نتایج جستجو برای: pollutants industrial pollution
تعداد نتایج: 228066 فیلتر نتایج به سال:
Wastewater treatment is gaining importance because of increasing awareness about health effects of water pollutants and stringent norms of regulatory bodies. Removal of heavy metals from industrial effluent can be carried out by various methods like ion exchange, adsorption, activated sludge process, electro coagulation, membrane separation processes, precipitation, coagulation etc. Arsenic is ...
background: soil serves as a major reservoir for contaminants as it can bind to various chemicals. the aim of this study was to evaluate the levels of some metals (cd, cu, fe and v) in soil samples collected from different stations of ahvaz industrial complex ii to determine the natural and anthropogenic contribution of metal in the soil. methods: this was an experimental study that carried out...
The aim of this study was to assess the respiratory effects of outdoor air pollution after correcting for allergy and indoor air quality. The respiratory health survey targeted 1,129 schoolchildren, 9 yrs of age, attending schools in Krakow located in city areas differing in outdoor air pollution levels. Chronic phlegm as a unique symptom was related neither to allergy nor to indoor variables, ...
Increasing public awareness of environmental pollution influences the search and development of technologies that help in clean up of organic and inorganic contaminants such as hydrocarbons and metals. An alternative and eco-friendly method of remediation technology of environments contaminated with these pollutants is the use of biosurfactants and biosurfactant-producing microorganisms. The di...
Much of the disease burden in rural India is due to respiratory disorders, namely asthma, bronchitis, tuberculosis (TB) and pneumonia. In low resource settings these diseases may be attributed to exposure to indoor pollution, solid-cooking fuels, poor housing, low nutritional status and poor sanitary conditions. The association of respiratory disorders with a geographical region may be due to p...
caspian sea as the biggest surrounded water body in the word has long been in the pressure from environmental standpoints due to the fact that its large is surrounding by the larg domestic, industrial and agricultural areas. concern to inverse impacts of the inputted pollutants on the aquatic organism and margin human societies’ health, quality monitoring of the sediment as the main fate of the...
Accidental release of mutagenic pollutants is a major problem associated with industrial production. Numerous studies have demonstrated the stark effects of oil spills and nuclear power plant accidents on mutation rates in populations, but the long-term recovery of populations following the cleanup of these messes has not been well characterized. In this study we explored the relationship betwe...
Following the rapid economic growth after World War II, diseases associated with environmental pollution frequently occurred due to delayed implementation of countermeasures against environmental pollution. These diseases are exemplified by Minamata disease, Itai-itai disease, chronic arsenic poisoning, and Yokkaichi asthma. After multiple episodes of these pollution-related diseases were exper...
The increasing population, urbanization and industrial growth are causing serious environmental challenges including air pollution worldwide. According to WHO, the indoor and outdoor air pollution exposure has caused around 7 million deaths globally only in 2012. The major air pollution sources include transportation and petrochemical based industry. Motor vehicle repair workshops (MVRW) pose m...
furnace division is one of the most polluted divisions ever known in the steel industry associated with several environmental pollutions. this study attempted to choose optimally, a pollution control system for dust emission from steel furnaces with the green and environmentally friendly approach. three electric smelting furnaces with 3, 6 and 12-ton output capacity were selected. the level of ...
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