Earth Day is intended to inspire awareness and appreciation for the Earth's natural environment. The first Earth Day, on April 22, 1970, was founded by United States Senator Gaylord Nelson. It activated 20 million Americans from all walks of life and is widely credited with launching the modern environmental movement. More than 1 billion people now participate in Earth Day activities each year, making it the largest civic observance in the world. Enjoy this year's Earth Day with our crafts…