Search our dictionary for words used to describe life, the environment and how we deal with it.
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abatement: reducing the degree or intensity of, or eliminating, pollution.
aerobic: life or processes that require, or are not destroyed by, the presence of oxygen.
aerosol: finely divided material suspended in air or other gaseous environment.
agent: any physical, chemical, or biological entity that can be harmful to an organism.
air: mixture of nitrogen, oxygen, and other gases that surround earth and forms its atmosphere.
allergen: substance that causes an allergic reaction in individuals sensitive to it.
alternative fuels: substitutes for oil-derived motor vehicle fuels like gasoline and diesel.
aqueous: something made up of water.
assimilation: ability of a body of water to purify itself of pollutants.
