Download Slide 1

Global Climate Change and
Ocean Dynamics
John C. Fyfe
0.75°C
Fyfe et al. (2009)
IPCC AR4 Report (2007)
Atmospheric Carbon Dioxide
40%
Year
Solomon et al. (2009)
Surface Warming (K)
Global Average Warming
1°C
Year
Solomon et al. (2009)
Outline
 Probability of global cooling
 Speed-up of planetary waves
 Uptake of carbon dioxide
From Investor’s Business Daily (2009)
“We don’t have to inflict global poverty.
More things on earth affect climate than
are dreamed up in computer models.”
Fyfe et al. (2009)
US UK
Fyfe et al. (2009)
Fyfe et al. (2009)
Observations
Models
Fyfe et al. (2009)
ENSO forcing too strong in models
Fyfe et al. (2009)
Oceanic Planetary Waves
>
Courtesy of Paolo Cipollini
White et al. (2004)
Propagation Speed at 14ºN
Fyfe and Saenko (2007)
The Southern Ocean
Fyfe (2006)
Fyfe (2006)
Human CO2
emissions
westerlies
DIC supply
Antarctica
CO2
outgassing
DIC
removal
55ºS
CO2
uptake
Out Gas
In Gas
Air-to-Sea Flux of CO2
Zickfeld et al. (2008)
Le Quére et al. (2008)
Global Climate Change and
Ocean Dynamics
John C. Fyfe