This molecule, O3, is a pollutant low in the atmosphere; in the stratosphere, it absorbs harmful radiation
Formation of ozone in the stratosphere is simple to understand, but the 
mechanisms for ... CFC molecules are inert in the troposphere, so they are 
transported to the... [DOC] [TLE] Geography4Kids.com: Atmosphere: Composition [PAR] Overall, the atmosphere is made up of a few main molecules.