1980 API CO2 and Climate Task Force, “The CO2 Problem; Addressing Research Agenda Development”
p. 7
Reduce fossil fuel use by 2%, "the immediate problem is considerably eased"
Reduce fossil fuel use by 2%, "the immediate problem is considerably eased"
The physical facts agree - in 50 years there will be large effects realized from global climate change. But, there is "large probable error"
The physical facts agree - in 50 years there will be large effects realized from global climate change. But, there is "large probable error"
Reasons for Increased Concern with the CO2 Problem
p. 9
Scientific consensus
Scientific consensus
Development of reliable atmospheric CO2 measurements
Development of reliable atmospheric CO2 measurements
CO2 increase and its correlation with industrial fossil fuel combustion
CO2 increase and its correlation with industrial fossil fuel combustion
Remedial efforts will take a long time to become effective
Remedial efforts will take a long time to become effective
Observational Evidence - Conclusions
p. 10
"Strong evidence" that the increase is "anthropogenic" and caused "mainly from fossil fuel burning"
"Strong evidence" that the increase is "anthropogenic" and caused "mainly from fossil fuel burning"
45 ppm increase in atmospheric CO2 since 1860 (pre-industry)
45 ppm increase in atmospheric CO2 since 1860 (pre-industry)
4.3% increase per year since 1860
4.3% increase per year since 1860
Energy Use Projections - Conclusions
Carbon Cycle - Conclusions
Climate Modeling - Conclusions
p. 13
Global average of 2.5 degrees C rise expected by 2038
Global average of 2.5 degrees C rise expected by 2038
2.5 degree C increase = major economic consequences
2.5 degree C increase = major economic consequences
5 degree C rise = globally catastrophic effects
5 degree C rise = globally catastrophic effects