Ozone depletion, the greenhouse effect, and climate change: joint hearing before the Subcommittees on Environmental Protection and Hazardous Wastes and Toxic Substances of the Committee on Environment and Public Works, United States Senate, One hundredth Congress, first session, Dio 2 |
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aerosol atmosphere BARNETT Broecker CALIFORNIA LIBRARY carbon dioxide CFC emissions CFCs Chairman chemicals chlorine chlorofluorocarbons CICERONE climate change climate models climate system CO₂ Committee compounds concentrations countries decades domestic Doniger Earth economic effort energy environment environmental estimates fluorocarbons fuels future glacial global warming going greenhouse effect greenhouse gases growth hearing impacts important increase industry issue long-term measures methane nations natural gas negotiations nitrous oxide northern Atlantic Northern Hemisphere observed ocean ozone depletion ozone layer percent phase-out planet pollutants potential predicted problem production Protection protocol question radiation radiative Ramanathan record reduce region response scientific scientists sediments Senator BAUCUs Senator CHAFEE Senator GORE Senator MITCHELL solar statement Subcommittee substitutes surface technologies temperature testimony Thank tion trace gases tropospheric uncertainties understanding UNEP United UNIVERSITY OF CALIFORNIA WIGLEY worldwide Younger Dryas