|| Global Warming || Table of Contents ||
NOTE: Carbon Dioxide is such a small component of Earth's atmosphere (368 ppmv) that the "slice" it represents in this chart is really only a "line" about 1/2 as thick as the line shown. Compared to former geologic times, Earth's atmosphere is "CO2 impoverished."
Reference: The Earth's Atmosphere from Ground to Space; (Original Source: J. M. Wallace and P. V. Hobbs, Atmospheric Science, An
Introductory Survey, Academic Press, 1977, page 5). CO2 updated from latest DOE statistics.