Figure 7-3 for Sean Mewhinney's Minds in Ablation

Figure 7-3

Bottom (e): Dust concentration in the Vostok ice core for the past ~420,000 years in parts per million. Top (a): Hydrogen isotope ratios (delta deuterium) -- the more negative the ratio, the colder the temperature.

Source: J. R. Petit et al., "Climate and Atmospheric History of the Past 420,000 Years from the Vostok Ice Core, Antarctica," Nature Vol. 399 (June 3, 1999), Fig. 2, p. 430 (simplified).

Back to Figures for "Minds in Ablation".
Back to my interests.
Back to my home page.
Search my pages.

Last modified by pib on September 13, 2000.