Understanding UV Radiation and Ozone Formation

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Learn about the impact of UV radiation in the ranges of UV-A, UV-B, and UV-C on ozone formation. Explore wavelengths, chemical reactions, and ozone depletion. Visit http://www.windows.umich.edu for more information.

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Jun 16, 2025

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Understanding UV Radiation and Ozone Formation

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UV-A UV-B UV-C 320-400 nm 290-320 nm <290 nm http://www.windows.umich.edu O2 ‘O’ + ‘O’ O2 + ‘O’ O3 O3 NO2 NO +’O’ O2 + ’O’  O3 O3
UV-A UV-B UV-C 320-400 nm 290-320 nm <290 nm O2 ‘O’ + ‘O’ O2 + ‘O’ O3 UV O3 + X  O2 + OX OX + O  O2 + X O3 + O  2O2 O3 CFC !