Answer:Today many countries around the world celebrate Earth Day. In the United States, Earth Day is not an official holiday, but it is still celebrated in many ways.
Explanation:Americans of all ages participate in events to increase public awareness of environmental concerns and to celebrate their respect for the environment.
Another thing:Today, the Earth Day Network collaborates with more than 17,000 partners and organizations in 174 countries. According to EDN, more than 1 billion people are involved in Earth Day activities, making it “the largest secular civic event in the world