Summary

Licensing

This logo image consists only of simple geometric shapes or text. It does not meet the threshold of originality needed for copyright protection, and is therefore in the public domain. Although it is free of copyright restrictions, this image may still be subject to other restrictions. See WP:PD § Fonts and typefaces or Template talk:PD-textlogo for more information.

The PDF file linked above was downloaded from the website of the United Nations Office at Geneva and is subject to the terms and conditions of that website stated here, part (a) of which states:

"The United Nations maintains this web site (the “Site”) as a courtesy to those who may choose to access the Site (“Users”). The information presented herein is for informative purposes only. The United Nations grants permission to Users to visit the Site and to download and copy the information, documents and materials (collectively, “Materials”) from the Site for the User’s personal, non-commercial use, without any right to resell or redistribute them or to compile or create derivative works therefrom, subject to the terms and conditions outlined below, and also subject to more specific restrictions that may apply to specific Material within this Site."

Therefore, this logo, which was taken from the PDF file linked above, can be used on all Wikimedia Projects for educational purposes.