Green leaves PowerPoint template background is a free PPT template with green leaves that you can download for presentations in Microsoft PowerPoint 2007 and 2010

Free Nature PowerPoint Templates - Page 15 of 16

Free WWF Earth Hour PowerPoint Template is a free background theme for celebrate Earth Hour

Free Earth background theme for celebrate Earth Hour. Hundreds of millions of people, businesses and governments around the world unite each year to support the largest environmental event in history