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.
Definition. A Federal or state tax imposed on the manufacture and distribution of certain non-essential consumer goods. Examples of excise taxes include environmental taxes, communications taxes, and fuel taxes.