...believed to be comparable in magnitude to the radiative forcing contribution of chlorofluorocarbons (CFCs) (globally-averaged) over the last decade or so. •...progress has been made in quantifying its effect. • The Global Warming Potential (GWP) remains a useful concept but its practical utility for many...

...believed to be comparable in magnitude to the radiative forcing contribution of chlorofluorocarbons (CFCs) (globally-averaged) over the last decade or so. •...decades. Although this phenomenon was recognized in the l990 report, some progress has been made in quantifying its effect. The Global Warming Potential (GWP)...

...magnitude of climate change? Answer. The IPCC's 1992 Supplement makes these observations (pp. 6-7): The cooling effect of aerosols resulting from sulphur...the greenhouse warming in the Northern Hemisphere during the past several decades. Depletion of ozone in the lower stratosphere in the middle and high...

...believed to be comparable in magnitude to the radiative forcing contribution of chlorofluorocarbons (CFCs) (globally-averaged) over the last decade or so. •...from sulphur emissions may have offset a significant pan of the greenhouse warming in the Northern Hemisphere (NH) during the past several decades. Although...

...is believed to have approximately offset the radiative forcing contribution of chlorofluorocarbons (globallyaveraged) over the last decade or so. •...the greenhouse warming in the northern hemisphere during the past several decades. Although this phenomenon was recognized in the 1990 report, some progress...

...number of significant new findings and conclusions which we summarize as follows: Gases and Aerosols • The cooling effect of aerosols resulting from sulphur...may have offset a significant part of the greenhouse wanning in the northern hemisphere during the past several decades. Although this phenomenon was recognized...

...forcing contribution of chlorofluorocarbons (CFCs) (globally-averaged) over the last decade or so. 2. The cooling effect of aerosols (+) resulting from...the greenhouse warming in the Northern Hemisphere during the past several decades. 3. The Global Warming Potential (GWP) continues to be a useful concept...

...forcing contribution of chlorofluorocarbons (CFCs) (globally-averaged) over the last decade or so. 2. The cooling effect of aerosols (+) resulting from...the greenhouse warming in the Northern Hemisphere during the past several decades. 3. The Global Warming Potential (GWP) continues to be a useful concept...

...of the greenhouse warming caused by CFCS. In addition, cooling by tropospheric aerosols from sulfur emissions may have offset a significant part of the greenhouse warming in the northern hemisphere during the past several decades. Figure B-3-Carbon Dioxide Concentrations in the Atmosphere 380 360...