File:NOAA-greenhouse-gases.png

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Summary

DescriptionNOAA-greenhouse-gases.png	English: The graphs show the average mole fraction (or concentration) of these trace gases in the global atmosphere over time. These global averages are derived from flask measurements at multiple remote sites throughout the world including the Mauna Loa Observatory in Hawaii.
Date	2009
Source	http://www.cmdl.noaa.gov/aggi/
Author	The Global Monitoring Division of NOAA's Earth System Research Laboratory

Licensing

This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration, taken or made as part of an employee's official duties.

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File history

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	18:47, 22 February 2010		960 × 742 (101 KB)	Enemenemu	updated figure, now including 2009 values
	11:46, 16 February 2009		960 × 720 (72 KB)	Nils Simon	{{Information \|Description={{en\|1=The graphs show the total amount of gases in the atmosphere as measured at Mauna Loa Observatory, Hawaii. As greenhouse gases mix well in the atmosphere this should reflect the percentage all over the atmosphere.}} \|Sourc