Water Quality CRK Admin 2015-06-04T10:38:40+00:00. The Chattahoochee River is the most heavily used water resource in Georgia. From north Georgia to the Florida line, the riverâs watershed faces many threats to its health including stormwater and wastewater pollution from urban, industrial, and agricultural sources.
Medical Definition of Exacerbation. Exacerbation: A worsening. In medicine, exacerbation may refer to an increase in the severity of a disease or its signs and symptoms. For example, an exacerbation of asthma might occur as a serious effect of air pollution, leading to shortness of breath.
From Wikipedia, the free encyclopedia. Acute exacerbation of COPD also known as acute exacerbations of chronic bronchitis (AECB) is a sudden worsening of COPD symptoms (shortness of breath, quantity and color of phlegm) that typically lasts for several days.It may be triggered by an infection with bacteria or viruses or by environmental pollutants.hortness of breath and wheezing are present in many cases. Exacerbations may be accompanied by increased amount of cough and sputum productions, and a change in appearance of sputum. An abrupt worsening in COPD symptoms may cause rupture of the airways in the lungs, which in turn may cause a spontaneous pneumothorax.