Download Tag: DEPLETION OF STRATOSPHERIC OZONE


DEPLETION OF STRATOSPHERIC OZONE

ABSTRACT Depletion of stratospheric ozone emerged as a political concern in the early 1970s in the United States in the debate over the develĀ­opment of a commercial fleet of supersonic transports. In the mid- 1970s it became a major political issue with regard to the use of CFCs in aerosol spray cans, and in 1978 the United States banned the nonessential use of CFCs as aerosol propellants. Efforts at neĀ­gotiating ...

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