File:Aquarium Nitrogen Cycle.png

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Description	Diagram of the nitrogen cycle in an aquarium. Drawn in Sodipodi by Ilmari Karonen, SVG original available at .
Date	20 October 2005
Source	Own work
Author	Users Eliashc, Ilmari Karonen on en.wikipedia
Permission ( Reusing this file)	Public domainPublic domainfalsefalse I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. Public domainPublic domainfalsefalse

中文: Image:Aquarium Nitrogen Cycle(zh).png

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