Add Yahoo as a preferred source to see more of our stories on Google. This year marks the 55th anniversary of Earth Day! Every year on April 22, people worldwide mobilize to address some of the most ...

Communities throughout San Diego County will celebrate Earth Day (April 22) and Arbor Day (April 25) with festivals, cleanups and other events to help take care of the planet, starting in local ...

Oh, how we love Mother Earth, don't we? Earth is our home and has given us so much — green grass, sunny skies, breathtaking sunsets and beautiful snow — so why not celebrate it by taking one day to ...