World Earth Day 2025 Theme. The official Earth Day 2025 theme is “Our Power, Our Planet”, which highlights the urgent need for global unity in shifting towards renewable energy.

Earth Day is celebrated on April 22 each year, promoting environmental protection and awareness since 1970. Now celebrating its 55th anniversary, this year's Earth Day theme, "Our Power, Our ...

Wednesday marks the 50th anniversary of Earth Day and the birth of the modern environmentalist movement. Half a century later, we might pause and ask: How is our planet doing? The answer: pretty we… ...

By Bishop Michael Pfeifer, O.M.I. Bishop Emeritus of the Diocese of San Angelo. In a few weeks, we will be celebrating two very significant Creation Days: World Water Day, March 22nd; World Earth ...

The initial movement in 1970 is known as the largest secular day of protest in the world. Discover how Earth Day began in 1970, leading to pivotal US environmental laws and global activism.

Earth Day is the most popular secular holiday in the world. Earth Day is recognized across the world by nearly 200 nations and is celebrated by over a billion people every year.

When Earth Day changed the world Today, Earth Day is known for feel-good concerts, eco-fairs, or recycling parties. But in 1970, Earth Day activism still had bite.

Earth Day has its roots in growing concern over pollution in the 1960s, when author Rachel Carson's 1962 book “Silent Spring,” about the pesticide DDT and its damaging effects on the food ...