people all over the world do things to help the environment . it started in 1970 and today more than 500 million people in 85 countries take part. They want to make the world cleaner, healthier and safer. Schools and local groups organize special events for Earth Day. They organize parties, games, activities, talks and sales to collect money or they do things to improve their community. Students learn more about the world and take part in activities that help their local community, such as collecting things for recycling .Of course, they have fun! Earth day is a celebration of earth and the natural wonders of our planet