Climate Change in Perspective

by Aert Driessen and John Reid

Below are some graphs of CO2 concentrations and Surface Temperatures on different time scales.

Atmospheric CO2 concentrations (black) and Global Average Temperature (blue) for the last 600 million years

aaa

Southern Hemisphere Sea Surface Temperature derived from isotope ratios (purple) and CO2 concentration from trapped air in ice cores from Epica Dome C in Antarctica

bbb