This image is a derivative work of the following images: File:Mauna Loa Carbon Dioxide-nl.svg licensed with Cc-by-sa-3.0,2.5,2.0,1.0, GFDL 2011-02-13T00:15:20Z...
This image is a derivative work of the following images: File:Mauna_Loa_Carbon_Dioxide-en.svg licensed with Cc-by-sa-3.0,2.5,2.0,1.0, GFDL 2008-06-29T10:19:17Z...
