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Summary

DescriptionOxichenación-atm.svg	English: Aragonese version of estimated evolution of atmospheric $\ P_{O_{2}}$ . The upper red and lower green lines represent the range of the estimates. The stages are: stage 1 (3.85–2.45Gyr ago (Ga)), stage 2 (2.45–1.85Ga), stage 3 (1.85–0.85Ga), Stage 4 (0.85–0.54Ga )and stage 5 (0.54Ga–present) .
Date	29 June 2006
Source	File:Oxygenation-atm.svg, Aragonese version
Author	Heinrich D. Holland
Permission (Reusing this file)	I hereby grant Wikipedia the license under GFDL to use Figure 10 of my recent paper on the oxygenation of the atmosphere and oceans.
Other versions	[edit] .svg: int .svg Aragonese .svg French .svg English .svg Japanese .svg English .svg English .svg Spanish .svg Russian .svg Turkish .svg .png: Arabic .png English .png .jpg: English .jpg Derivative works of this file: Oxygenation-atm-2.svg Category:Files with derivative versions Full version at https://dx.doi.org/10.1098/rstb.2006.1838 figure 10. Alternate URL as of 2009-03 - http://rstb.royalsocietypublishing.org/content/361/1470/903.full.pdf

Converted to SVG from the original file, File:Oxygenation-atm.png.

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Category:License migration redundant#Oxichenación-atm.svg Category:GFDL#Oxichenación-atm.svg

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