GtC/yr including emissions from fossil fuel combustion, cement production and land-use change), they would lead to a nearly constant rate of increase in atmospheric concentrations for at least two centuries, reaching about 500 ppmv (approaching twice... Global Warming: Hearings Before the Subcommittee on Energy and Power of the ... - Page 43 by United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Energy and Power - 1993 - 113 pages Full view -
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