منابع مشابه
Tropical enteropathy in Rhodesia.
Tropical enteropathy, which may be related to tropical sprue, has been described in many developing countries including parts of Africa. The jejunal changes of enteropathy are seen in Rhodesians of all social and racial categories. Xylose excretion, however, is related to socioeconomic status, but not race. Upper socioeconomic Africans and Europeans excrete significantly more xylose than lower ...
متن کاملAir Pollution in India
Today, air pollution has emerged as a global public health problem and is identified as a major environmental health hazard by agencies such as the World Health Organization (WHO) and governments around the world. An increase in concentration of pollutants both gaseous and solid is among the largest health risk in the world and according to the latest data released by WHO, indoor and outdoor ai...
متن کاملBiochemical changes of Conocarpus erectus (combretaceae) in response to gas refinery air pollution as an air pollution indicator
Environmental pollution consists of different types of pollutants in air, soil, and water. Due to the fact that plants can respond to environmental pollution, they can be used as bio-indicators for environmental monitoring. Air pollution in areas with oil and gas refineries nearby is an important problem. This study aims to survey the effects of gas refinery air pollutants on Conocarpus erectus...
متن کاملAir pollution in road tunnels.
As a part of a study of pollution of the air by motor vehicles, measurements have been made in two London road tunnels during periods of high traffic density. The concentrations of smoke and polycyclic hydrocarbons found there are much higher than the average values in Central London, but they are of the same order of magnitude as those occurring during temperature inversions on winter evenings...
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ژورنال
عنوان ژورنال: Clean Air Journal
سال: 1975
ISSN: 1017-1703,2410-972X
DOI: 10.17159/caj/1975/2/3.7226