Both findings are consistent with the global warming observed since the report’s publication. “We have tried but have been unable to find any overlooked or underestimated physical effects that could reduce the currently estimated global warming … to negligible proportions,” the report concluded.
Le rapport Charney estimait qu’un doublement de la quantité de CO2 dans l’atmosphère conduirait à un réchauffement terrestre de 3° Celsius – un chiffre aujourd’hui largement confirmé.