Earth Day is a movements initiated in 1970 by U.S. Senator Gaylord Nelson. It has become a global event celebrated by countries around the world.

Most countries celebrate Earth Day on April 22, but the United Nations have their own in March. However, many countries before the same day, a week of ecosystems awareness and the promotion of the environment.

Earth Day aims to promote environmentally friendly living and promotion of initiatives such as recycling, energy efficiency and waste reduction. And this year is celebrating its 40th anniversary and expects to be the largest party in the history of the day.

Worldwide all types of initiatives and programs are carried out to promote eco ideas to use, events and pop concerts of great mass and recycling projects. An estimated one billion people will be involved in some aspect of the celebration of Earth Day.