http://tmousecmouse.blogspot.com/2011/04/free-earth-day-gift-for-everyone.html
http://susansgonetothebirds.blogspot.com/2011/04/acting-naturally.html
http://rockpaperlizard.blogspot.com/2011/04/green-art-for-earth-day-except-that-its.html
http://hwyfly.blogspot.com/2011/04/happy-earth-day.html
http://thecommonmilkweed.blogspot.com/2011/04/spring-moths-in-ohio-happy-earth-day.html
http://flowerhillfarm.blogspot.com/2011/04/birds-in-review-part-xxxv-bird-parade.html
http://hiramtom.blogspot.com/2011/04/happy-earth-day.html
http://animalbytes.blogspot.com/2011/04/earth-day-gift.html
http://matthewwills.com/2011/04/22/earth-day/
http://blog.patulrichphotography.com/2011/04/happy-earth-day.html
http://crazymountainman.blogspot.com/2011/04/e.html
http://ecobirder.blogspot.com/2011/04/hey-hey-its-our-b-earthday.html
http://deepseanews.com/2011/04/tgif-in-honor-of-earth-day/
http://jimmccormac.blogspot.com/2011/04/earth-day-warts-and-all.html
ps - It also happens to be Good Friday this year. In a weird way, I see these two as being comparable.