Amblyopia, also referred to as âlazy eye,â is the most common cause of vision impairment in children. Amblyopia is the medical term used when the vision in one of the eyes is reduced because the eye and the brain are not working together properly.
U.S. National Library of Medicine(0.00 / 0 votes)Rate this definition: Environmental Exposure. The exposure to potentially harmful chemical, physical, or biological agents in the environment or to environmental factors that may include ionizing radiation, pathogenic organisms, or toxic chemicals.
For the purpose of this article an environmental disaster is defined as a specific event caused by human activity that results in a seriously negative effect on the environment. Sometimes a natural disaster can become an environmental disaster, but that is a topic to be discussed elsewhere. In most cases environmental disasters are caused by human error, accident, lack of foresight, corner cutting during industrial processes, greed, or by simple incompetence.