This image has been removed because of fear of being sued over copyright...
Today on the home pages of Google and Bing are special logos and themes for World Environment Day. Google has a simple Google logo that grows into a green plant, whereas Bing's home page was revamped into the Mooserboden Reservoir near Kaprun, Austria.
Here is the animated Google green logo:
The interesting part is that Google is not taking someone to a search results page when you click on the Doodle. Instead you are taken to environment.google. It is also a Doodle that is not listed on the Google Doodles page.
Bing's theme is above and is just breathtaking.
Forum discussion at Google+.