Overview

• Earth Day, celebrated annually on April 22, is the world’s largest secular civic observance, uniting over one billion participants across 190+ countries.
• The 2025 theme, 'Our Power, Our Planet,' focuses on renewable energy, advocating for a tripling of clean electricity generation by 2030 to combat climate change.
• The inaugural Earth Day in 1970, led by Senator Gaylord Nelson, mobilized 20 million Americans and spurred the creation of the EPA and key environmental laws.
• Critics caution that corporate greenwashing threatens to dilute the movement’s activist roots, emphasizing the need for meaningful actions over performative gestures.
• EarthDay.org has called for a coordinated Global Day of Action in 2025, urging individuals, communities, and governments to take tangible steps toward sustainability.