Science / Weather / Ozone (O3): A nearly colorless gas and a form of oxygen (O2). It is composed of an oxygen molecule made up of three oxygen atoms instead of two.
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Science / Weather / Ozone Layer: An atmospheric layer that contains a high proportion of oxygen that exists as ozone. It acts as a filtering mechanism against incoming ultraviolet radiation. It is located between the troposphere and MORE
Business / Agriculture / Ozone (O3): A highly reactive molecule composed of three oxygen atoms. Environmentally, ozone is important in two completely separate contexts?€”one, as a naturally occurring screen of harmful radiation in th MORE
Science / Biology / Ozone: A triatomic (O3) form of oxygen that is formed in the stratosphere when sunlight strikes oxygen atoms. This atmospheric ozone helps filter radiation from the sun. MORE
Business / Agriculture / Montreal Protocol On Ozone Depleting Substances: An international agreement, to which the U.S. is a signatory, for controlling emissions of chemicals that deplete stratospheric ozone (including methyl bromide). The Clean Air Act Amendments of 1990 c MORE