Developed countries have switched to hcfcs more ozone

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Unformatted text preview: ____ –  2. _____________________ •  Formation of Polar Stratospheric Clouds (PSC’s) –  3. ______________________ CFC’s and ozone Evolution of the Antarctic ozone hole Is the ozone hole getting much bigger? What is being done about ozone depletion? •  Montreal Protocol ~ (1988) international agreement to phase out ozone depleting chemicals •  Further amendments accelerated the phase out. –  Developed countries have switched to HCFC’s (more ozone friendly!) –  Developing countries have until 2004 to phase out CFC’s. Is the Montreal Protocol working? Seems to be… Recent observa?ons indicate that...
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This document was uploaded on 02/18/2014 for the course BIO 01:460:204 at Rutgers.

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