The theme for Earth Day 2025 is ‘Our Power, Our Planet’, inviting everyone around the globe to unite behind renewable energy, and to triple the global generation of clean electricity by 2030.

Millions of people across the world turned off non-essential lights for an hour on March 22 to observe Earth Hour 2025, a global movement aimed at raising awareness about climate change and ...

Learn about Earth Day founder Gaylord Nelson (1916–2005) and how environmental disasters of his day inspired the creation of Earth Day in 1970. On December 7, 1972, Apollo 17 astronauts captured a now ...

As winter fades and the days grow longer, the Spring Equinox marks the official arrival of spring in the Northern ...

Equinox 2025 marks the official start of spring in the Northern Hemisphere, bringing equal day and night. As the sun crosses ...

This is the third Mother Earth Day celebrated within the UN Decade on Ecosystem Restoration. Ecosystems support all life on Earth. The healthier our ecosystems are, the healthier the planet - and ...