SAVE AS WWF, SAVE A TREE (english version)

A new green file format: WWF. The WWF format is a PDF that cannot be printed out. It's a simple way to avoid unnecessary printing. So here's your chance to save trees and help the environment. Decide for yourself which documents don't need printing out -- then simply save them as WWF.

• 2010-12-13T22:12:17+00:00
• Duration: 01:46

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Keywords

save, wwf, PDF, save a tree, ecologistas, ecology, english, version, desarrollan, formato, no, impresión, ecologistas, activistas, cuidando, planeta, file, format, 2010, comercial, commercial