Observed Temperature & Greenhouse Gas Trends

This section illustrates the relationship between average global surface temperature and greenhouse gas concentration in the atmosphere.

Click on the images below to view additional information on each figure.

GlobSurfTempTrendsS

Global Surface Temperature Trends

CO2 and Temp Trends S


Atmospheric GHG Concentrations & Global Surface Temperature Trends

The Last 150 Years

Vostok Ice Core S
Trends in Atmospheric GHG Concentrations & Global Surface Temperature

The Last 400,000 Years


Comparison of Modeled and Observed Temperature

Trends in Ocean Heat Penetration