On International Ozone Day,  Let us pledge to make sincere efforts for the preservation of the ozone layer for our benefit and the benefit of our future generations.   Let us make a resolve to boycott ozone depletion causing products and use only eco-friendly products and services.   Lets pledge to protect all forms of life on the earth from ozone depleting substances.  #WorldOzoneDay #OzoneLayerDepletion #SaveMotherEarth #saveEarth Science Education, Teaching Science, Science For Kids, Science Activities, Preschool Lessons, Preschool Kindergarten, World International Days