Fisher, Marshall creator text xx 1992 monographic und

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110 Tells of the 20-year effort to discover what was really happening in the upper atmosphere; describes how scientists and environmentalists have struggled to make the danger known and to restrict the production of CFCs and other ozone-destroying chemicals throughout the world. Ozone layer Juvenile literature Chlorofluorocarbons Environmental aspects Juvenile literature HS 363.73926 F53 1992 F53 0-7910-1601-3 200107