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| The '''global warming hypothesis''' was the subject of a lecture delivered by Dr. ], Assistant Deputy Minister, ], to ] 12th Congress, Geneva, June 16, 1995 | |||
| Ideas discussed by Dr. McBean: | |||
| *"The hypothesis that changes in concentrations of greenhouse gases, such as water vapour and carbon dioxide, could cause ]" (Tyndall, 1861) | |||
| *"a tripling of CO2 concentrations in the atmosphere could increase the average air temperature of the earth by about 8-9 C ." (Arrhenius, 1896) | |||
| *"The current projections are that a doubling of CO2 or equivalent, expected before the end of the next century, would cause an average equilibrium surface warming of 1.5 to 4.5 C." (McBean, 1995) | |||
| Source: | |||
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