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Related to environmental pollution: air pollution, water pollution
n the presence of substances and conditions that adversely affect the health and well-being of people within a community; usually substances in the air and water supply.
pertaining to or emanating from the environment.
include burns, electrical injuries, frostbite, heat stroke.
mastitis caused by Escherichia coli, Klebsiella spp., Aerobacter aerogenes.
permanent environmental factors
factors which affect all measures of performance equally and through the patient's lifetime, e.g. fulltime at pasture, tropical climate.
the presence of offensive, but not necessarily infectious, matter in the environment. For example, pollution may be by specific organic or inorganic chemicals, by physical agents such as dust, volcanic fallout, smoke, automobile fumes, radioactive material and animal feces and urine. Each of these items and noise pollution is dealt with under specific headings.
see stress (2).
temporary environmental factors
risk factors which may vary widely, e.g. nutrition, pregnancy status, disease.
that portion of the phenotypic variance caused by differences in the environment to which the individuals have been exposed.