Google displays this logo today across all its home pages, Celebrating Earth Day (April 22, 2008)
Yu can checkout the previous earth day logos here: 2007, 2006, 2005, 2004, 2003, 2002, 2001.
official google logos, google holiday logos, google art, logos by google fans - an unofficial collection
Google displays this logo today across all its home pages, Celebrating Earth Day (April 22, 2008)
Yu can checkout the previous earth day logos here: 2007, 2006, 2005, 2004, 2003, 2002, 2001.
Google wishes a Happy Mother’s Day by displaying this logo on all Middle East Google homepages like Google UAE, Google Egypt, Google Oman, Google Qatar, Google Bahrain today 21st March, 2008.
Happy Mother’s Day to all Moms
Google displays this logo today to celebrate the First Day of Spring in 2008.
The first day of spring is the beginning of the new year, Nowruz, in the Iranian calendar.
Google wishes a Happy St. Patrick’s Day with this logo on Google.com’s Homepage today, the March 17, 2008.

Google Celebrates Alexander Graham Bell’s Birthday on 3rd March 2008.

Alexander Graham Bell (3 March 1847 – 2 August 1922) was an eminent scientist, inventor and innovator who is often associated with the invention of the telephone.
Google wishes a Happy Valentine’s Day, today the 14th of February, 2008.
Happy Valentine’s Day Everybody!!
Google Wishes a Happy New Year 2008, with this logo on their home pages on Jan 1st 2008.

A Very Happy New Year 2008 Everybody!!
Thinking why Google Logo is different today?
Google Wishes Happy Holidays 2007, with this logo on their home page.

Doodle here.
Google Displayed this logo with two turkeys on the Thanksgiving Day, Nov 22nd 2007.

Happy Thanksgiving!!
The Google UK Homepage(google.co.uk) on 20th Nov 2007 displayed this logo:

Drawn by Claire Rammelkamp, a 14-year old, Winner of the “My Future” UK doodle contest for students. According to Google, over sixty-five thousand doodles were created around the theme “My Future”.
The logo is titled “This or this?†and shows two variants of future earth; one destroyed (by global warming, pollution and/ or war), and one alive and green, powered by natural energy. The two “o†letters in the Google logo are formed by these two alternative futures, and the green “l†is a question mark.
There are similar intresting logos designed by other kids here.