Earth Day is an annual event on April 22 that celebrates the planet Earth and raises public awareness about environmental issues. 

The day is observed worldwide with rallies, conferences, school projects and other activities. 

Sen. Gaylord Nelson started Earth Day in 1970.

Earth Day reminds people to think about humanity's values, the threats the planet faces and ways to help protect the environment.

Sen Gaylord Nelson started Earth Day after seeing the environmental damage of an oil spill in Santa Barbara, California in 1969. Inspired by student anti-Vietnam...

Earth Day 2022 is on Friday, April 22. It will be the 52nd anniversary of Earth Day and marked by various events around the world. 

According to EARTHDAY.ORG, a nonprofit that coordinates these events, the theme of Earth Day 2022 is "Invest In Our Planet." This theme is meant to encourage b...

Earth Day is celebrated to raise public awareness about the environment and mark the annual anniversary of the first Earth Day.  

Climate change is caused by human activities such as burning fossil fuels, which emit heat-trapping carbon dioxide and other greenhouse gases into the atmosphere...

Earth Day has helped put environmental issues on the national agenda in the U.S. The event also inspired various environmental legislation in the 1970s, including the Clean Water Act (1972) and the Toxic Substances Control Act (1976), according to Columbia University's State of the Planet news we...

Each year, organizations and individuals engage in Earth Day activities, projects, and campaigns to promote, protect or restore the environment. Earth Day quizzes are one popular activity, and organizations such as NASA,