All forcing agents' atmospheric CO<sub>2</sub>-equivalent concentrations (ppm).<sup id="cite_ref-1" class="reference"><a href="#cite_note-1">[1]</a></sup>
<a href="https://en.wikipedia.org/wiki/User:Ilinri" class="extiw" title="en:User:Ilinri">Ilinri</a> (<a href="https://en.wikipedia.org/wiki/User_talk:Ilinri" class="extiw" title="en:User talk:Ilinri">talk</a>) (<a href="https://en.wikipedia.org/wiki/Special:ListFiles/Ilinri" class="extiw" title="en:Special:ListFiles/Ilinri">Uploads</a>)
2011-12-07
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